From Wikipedia, the free encyclopedia

M

Post office Current ZIP Code Opened Closed
Mace's Hole [a] Pueblo 81023 Apr 23, 1873 Oct 25, 1876
Mack Mesa 81525 Apr 21, 1904 open
Macon [b] Teller Feb 20, 1895 May 12, 1899
Madrid Las Animas Oct 03, 1882 Sep 29, 1892
Oct 23, 1893 Oct 25, 1893
Jan 06, 1896 Nov 30, 1917
Magic Mountain Jefferson Jul 16, 1960 Jun 01, 1962
Magnolia Boulder 80466 May 16, 1876 Dec 31, 1920
Maher Montrose 81415 Apr 07, 1884 Feb 26, 1988
Mahonville Chaffee Feb 28, 1876 Sep 18, 1879
Mainard [c] Mesa 81524 May 24, 1901 Oct 15, 1902
Jan 06, 1905 Aug 02, 1902
Maine Ranch Bent error 00, 1872 error 00, 1875
Maitland Huerfano 81089 error 00, 1898 error 00, 1935
Majestic Las Animas error 00, 1900 error 00, 1914
Majors El Paso error 00, 1911 error 00, 1912
Malachite Huerfano error 00, 1880 error 00, 1915
Maldonado Las Animas May 27, 1901 Jan 14, 1905
Malta Lake 80461 error 00, 1875 error 00, 1887
Mamre Bent error 00, 1886 error 00, 1886
Manassa Conejos 81141 error 00, 1879 error 00, alig
Mancos Montezuma 81328 Nov 19, 1877 error 00, alig
Mancos Creek Montezuma error 00, 1961 error 00, 1962
Manhattan Larimer error 00, 1887 error 00, 1900
Manitou [d] El Paso 80829 Oct 03, 1872 error 00, 1885
Manitou Park (1888) [e] Teller 80863 error 00, 1888 error 00, 1890
Manitou Park (1890) [e] Teller 80863 error 00, 1890 error 00, 1892
Manitou Springs [d] El Paso 80829 error 00, 1885 error 00, 1892
Manoa Fremont error 00, 1900 error 00, 1907
Manzanares [f] Costilla 81152 error 00, 1901 error 00, 1902
Manzanola [g] Otero 81058 error 00, 1895 error 00, alig
Marble Gunnison 81623 Mar 19, 1890 Oct 31, 1942
Margaret Costilla error 00, 1899 error 00, 1900
Marigold Teller error 00, 1895 error 00, 1902
Marion Delta error 00, 1885 error 00, 1886
Marion Garfield error 00, 1889 error 00, 1891
Marnel Pueblo error 00, 1917 error 00, 1923
Marshall [h] Boulder 80305 error 00, 1878 error 00, 1880
Marshall Park [i] Clear Creek error 00, 1919 error 00, 1953
Marshall Pass Saguache Mar 06, 1919 Sep 30, 1952
Marshallpark Clear Creek error 00, 1902 error 00, 1903
Marshalltown [j] Saguache 81248 Jul 13, 1880 error 00, 1882
Martin Grand error 00, 1898 error 00, 1934
Martinsen Las Animas error 00, 1889 error 00, 1891
Martynia Prowers error 00, 1892 error 00, 1893
Marvel [k] La Plata 81329 error 00, 1953 error 00, alig
Marvine Rio Blanco error 00, 1895 error 00, 1899
Mason Larimer error 00, 1880 error 00, 1880
Masonville Larimer 80541 Sep 01, 1896 error 00, alig
Massadona Moffat 81610 error 00, 1917 error 00, 1932
Masters Weld error 00, 1900 error 00, 1967
Matheson [l] Elbert 80830 error 00, 1915 error 00, alig
Mattison [l] Elbert 80830 error 00, 1889 error 00, 1895
Maxey Baca error 00, 1889 error 00, 1920
Maybell Moffat 81640 Oct 14, 1884 error 00, alig
Mayday La Plata 81326 error 00, 1913 error 00, 1914
Mayne Huerfano error 00, 1905 error 00, 1907
Maysville Chaffee 81201 error 00, 1879 error 00, 1893
McClave Bent 81057 error 00, 1908 error 00, alig
McCollin Lincoln error 00, 1915 error 00, 1917
McCoy Eagle 80463 May 23, 1891 error 00, alig
McElmo Montezuma error 00, 1892 error 00, 1932
McFerran El Paso error 00, 1889 error 00, 1896
McGregor Routt 80487 error 00, 1915 error 00, 1942
McGuire Huerfano error 00, 1905 error 00, 1911
McMillan Huerfano error 00, 1900 error 00, 1904
McMillan [m] Prowers error 00, 1886 error 00, 1887
McPhee Montezuma error 00, 1924 error 00, 1948
Mead Weld 80542 Mar 01, 1907 error 00, alig
Meadows [n] Bent 81044 error 00, 1873 error 00, 1875
Mears Chaffee error 00, 1879 error 00, 1888
Medano Springs Alamosa error 00, 1874 error 00, 1879
Medford Springs Bent error 00, 1916 error 00, 1922
Medill Cheyenne error 00, 1910 error 00, 1920
Medlin Jefferson error 00, 1896 error 00, 1901
Meeker [o] Rio Blanco 81641 error 00, 1880 error 00, alig
Meekton Washington error 00, 1910 error 00, 1918
Meily Chaffee error 00, 1882 error 00, 1885
Melville Elbert error 00, 1889 error 00, 1890
Melvin Arapahoe error 00, 1888 error 00, 1895
Menger [p] Las Animas error 00, 1891 error 00, 1901
Menoken Montrose error 00, 1891 error 00, 1892
Mercier Pueblo error 00, 1906 error 00, 1913
Meredith Pitkin 81642 error 00, 1893 error 00, alig
Meridith Crowley 81076 error 00, 1889 error 00, 1890
Merino [q] Logan 80741 error 00, 1883 error 00, alig
Mesa (1883) [r] Mesa 81521 error 00, 1883 error 00, 1884
Mesa [r] Mesa 81643 error 00, 1887 error 00, alig
Mesa Verde National Park [1] Montezuma 81330 error 00, 1924 error 00, alig
Mesaview Las Animas error 00, 1921 error 00, 1922
Meserole La Plata error 00, 1882 error 00, 1884
Mesita Costilla 81152 error 00, 1910 error 00, 00NA
Messex Washington 80741 error 00, 1907 error 00, 1942
Meyer Costilla error 00, 1885 error 00, 1885
Micanite Fremont error 00, 1904 error 00, 1925
Michigan Larimer error 00, 1880 error 00, 1882
Michigan House Jefferson error 00, 1863 error 00, 1863
Middle Boulder [s] Boulder 80466 error 00, 1871 error 00, 1874
Midland Teller 80814 error 00, 1892 error 00, 1899
Mildred Montezuma error 00, 1895 error 00, 1903
Mildred Yuma error 00, 1910 error 00, 1954
Mill City [t] Clear Creek 80436 error 00, 1861 error 00, 1863
Millard Montezuma error 00, 1907 error 00, 1909
Millbrook Custer error 00, 1893 error 00, 1895
Millet [u] Washington 80743 error 00, 1890 error 00, 1892
Milliken Weld 80543 error 00, 1909 error 00, alig
Milner [v] Routt 80487 error 00, 1920 error 00, 1988
Minaret Gunnison error 00, 1890 error 00, 1896
Mindeman Otero error 00, 1917 error 00, 1934
Miner Larimer error 00, 1888 error 00, 1894
Mineral Hot Springs Saguache 81143 error 00, 1911 error 00, 1947
Mineral Point San Juan 81143 error 00, 1875 error 00, 1897
Minneapolis Baca error 00, 1887 error 00, 1899
Minturn Eagle 81645 Sep 17, 1889 error 00, alig
Mirage [w] Saguache error 00, 1895 error 00, 1927
Missouri City Gilpin error 00, 1860 error 00, 1863
Mitchell [x] Eagle error 00, 1883 error 00, 1909
Mobley Routt error 00, 1906 error 00, 1907
Model [y] Las Animas 81059 error 00, 1912 Aug 12, 2017
Modoc Boulder error 00, 1874 error 00, 1879
Moffat Saguache 81143 error 00, 1890 error 00, alig
Mogote Conejos 81120 error 00, 1897 error 00, 1920
Molding Dolores error 00, 1919 error 00, 1924
Molina [z] Mesa 81646 error 00, 1895 error 00, 1896
Monarch [aa] Chaffee 81227 error 00, 1883 error 00, 1903
Monarch Grand error 00, 1907 error 00, 1909
Monon Baca error 00, 1901 error 00, 1918
Montana [ab] [ac] Denver 80223 error 00, alig error 00, alig
Montclair Denver 80220 error 00, 1888 error 00, 1912
Monte Vista [ad] Rio Grande 81144, 81135 error 00, 1886 error 00, alig
Montezuma Summit 80435 error 00, 1871 error 00, 1872
Montgomery [ae] Park error 00, 1882 error 00, 1888
Montgomery City [ae] Park error 00, 1862 error 00, 1872
Montrose Montrose 81401-81403 Feb 14, 1882 error 00, alig
Montville [af] Alamosa error 00, 1887 error 00, 1900
Monument El Paso 80132 error 00, 1869 error 00, alig
Mooney Huerfano error 00, 1896 error 00, 1896
Moore Las Animas error 00, 1904 error 00, 1904
Moqui Montezuma error 00, 1900 error 00, 1914
Moraine [ag] Larimer 80517 error 00, 1880 error 00, 1902
Moraine Park [ag] Larimer 80517 error 00, 1902 error 00, 1921
Morapos Moffat error 00, 1912 error 00, 1931
Morgan [ah] Conejos 81140 error 00, 1900 error 00, 1901
Morgan Montezuma error 00, 1887 error 00, 1891
Morgan Weld error 00, 1879 error 00, 1883
Morland Teller error 00, 1891 error 00, 1892
Morley Chaffee error 00, 1886 error 00, 1924
Morley Las Animas error 00, 1882 error 00, 1956
Morris Garfield error 00, 1902 error 00, 1903
Morris Kit Carson error 00, 1907 error 00, 1914
Morrison [ai] Jefferson 80465 error 00, 1873 error 00, 1908
Mosby El Paso error 00, 1910 error 00, 1913
Mosca [aj] Alamosa 81146 error 00, 1890 error 00, alig
Mosco Alamosa error 00, 1880 error 00, 1882
Mound Teller error 00, 1893 error 00, 1894
Mount Carbon Gunnison error 00, 1884 error 00, 1891
Mount Crested Butte Gunnison 81225 error 00, 1981 error 00, 00NA
Mount Harris Routt 80487 error 00, 1915 error 00, 1958
Mount Morrison [ai] Jefferson 80465 error 00, 1908 error 00, 1950
Mount Pearl Cheyenne 80825 error 00, 1911 error 00, 1923
Mount Princeton [ak] Chaffee 81236 error 00, 1889 error 00, 1899
Mount Princeton Hot Springs [ak] Chaffee 81236 error 00, 1926 error 00, 1936
Mount Sneffels [al] Ouray error 00, 1879 error 00, 1895
Mount Streeter Moffat error 00, 1919 error 00, 1921
Mount Vernon [am] Jefferson 80401 error 00, 1860 error 00, 1885
Mountain City [an] Gilpin 80427 error 00, alig error 00, alig
Mountain Park Jefferson NA08, 1869 error 00, 1966 error 00, 1978
Mountain Village San Miguel 81435 error 00, 00NA error 00, 00NA
Mountaindale Park error 00, 1880 error 00, 1899
Mountainvale Mesa error 00, 1884 error 00, 1903
Mountearl Larimer error 00, 1896 error 00, 1899
Mud Creek Bent error 00, 1911 error 00, 1918
Muddy Creek [ao] Pueblo error 00, alig error 00, alig
Mullenville Park error 00, 1880 error 00, 1882
Mulvane Prowers error 00, 1888 error 00, 1893
Muriel Huerfano error 00, 1903 error 00, 1906
Murnane La Plata error 00, 1882 error 00, 1886
Murphy's Switch Chaffee error 00, 1886 error 00, 1924
Mustang [ap] Huerfano error 00, 1914 error 00, 1940
Myers El Paso error 00, 1891 error 00, 1894
Myrtle Pueblo error 00, 1906 error 00, 1913
Mystic Routt error 00, 1910 error 00, 1942

Notes

  1. ^ The Mace's Hole post office was renamed Beulah in 1876.
  2. ^ The Macon post office was renamed Independence in 1899.
  3. ^ The Mainard post office was renamed Loma in 1905.
  4. ^ a b The Manitou post office was renamed Manitou Springs in 1885, then changed back to Manitou in 1892, then changed back to Manitou Springs in 1936.
  5. ^ a b Cite error: The named reference Summit Park was invoked but never defined (see the help page).
  6. ^ The Manzanares post office closed in 1902, but reopened as Los Garcias in 1915, and later shortened to Garcia.
  7. ^ Cite error: The named reference Catlin was invoked but never defined (see the help page).
  8. ^ The Marshall post office closed in 1880, but reopened as Landford the following year, but was then changed back Marshall in 1892. The Marshall Post Office closed again in 1893, but reopened as Langford again in 1895, only to be renamed Gorham in 1899. The community continues to be known as Marshall.
  9. ^ Cite error: The named reference Marshallpark was invoked but never defined (see the help page).
  10. ^ The Marshalltown post office was renamed Sargents in 1882.
  11. ^ Cite error: The named reference Kline was invoked but never defined (see the help page).
  12. ^ a b The Mattison post office was renamed Matheson in 1915.
  13. ^ The McMillan post office was renamed Toledo in 1887.
  14. ^ The Meadows post office closed in 1875, but reopened as Prowers in 1881.
  15. ^ Cite error: The named reference White River was invoked but never defined (see the help page).
  16. ^ Cite error: The named reference Wenger was invoked but never defined (see the help page).
  17. ^ Cite error: The named reference Buffalo was invoked but never defined (see the help page).
  18. ^ a b The Mesa post office was renamed Fruita in 1884. A new Mesa post office was opened in the Plateau Valley in 1887.
  19. ^ The Middle Boulder post office was renamed Nederland in 1874,
  20. ^ The Mill City post office was renamed Dumont in 1880.
  21. ^ The Millet post office was renamed Platner in 1892.
  22. ^ Cite error: The named reference Pool was invoked but never defined (see the help page).
  23. ^ Cite error: The named reference Cotton Creek was invoked but never defined (see the help page).
  24. ^ Cite error: The named reference Roudebush was invoked but never defined (see the help page).
  25. ^ Cite error: The named reference Roby was invoked but never defined (see the help page).
  26. ^ The Molina post office closed in 1896, but reopened as Snipes the following year. The Snipes Post Office was renamed Molina in 1906.
  27. ^ Cite error: The named reference Chaffee was invoked but never defined (see the help page).
  28. ^ Cite error: The named reference first was invoked but never defined (see the help page).
  29. ^ On October 1, 1859, the Montana post office became the first to close in what would become the Territory of Colorado as most of its residents left for the Cherry Creek Diggings.
  30. ^ Cite error: The named reference Lariat was invoked but never defined (see the help page).
  31. ^ a b The Montgomery City post office closed in 1872, but reopened as Montgomery in 1882.
  32. ^ Cite error: The named reference Orean was invoked but never defined (see the help page).
  33. ^ a b The Moraine post office was renamed Moraine Park in 1902.
  34. ^ The Morgan post office was renamed Freedom in 1901.
  35. ^ a b Cite error: The named reference Jefferson was invoked but never defined (see the help page).
  36. ^ Cite error: The named reference Streater was invoked but never defined (see the help page).
  37. ^ a b The Mount Princeton post office closed in 1899, but reopened as Mount Princeton Hot Springs in 1926.
  38. ^ The name of the Mount Sneffels post office was shortened to Sneffels in 1895.
  39. ^ Mount Vernon was the home of Territorial Governor Robert Williamson Steele and administrative capital of the Provisional Government of the Territory of Jefferson.
  40. ^ Located at an elevation of 8,498 feet (2,590 m), the Mountain City, Kansas Territory post office was the highest elevation U.S. post office when it opened on January 17, 1860.
  41. ^ The Muddy Creek post office closed on November 19, 1886, but reopened as Abbey on May 29, 1891.
  42. ^ Cite error: The named reference Larimer was invoked but never defined (see the help page).

References

  1. ^ "Mesa Verde National Park". United States Department of the Interior, National Park Service. Retrieved July 19, 2021.
From Wikipedia, the free encyclopedia

M

Post office Current ZIP Code Opened Closed
Mace's Hole [a] Pueblo 81023 Apr 23, 1873 Oct 25, 1876
Mack Mesa 81525 Apr 21, 1904 open
Macon [b] Teller Feb 20, 1895 May 12, 1899
Madrid Las Animas Oct 03, 1882 Sep 29, 1892
Oct 23, 1893 Oct 25, 1893
Jan 06, 1896 Nov 30, 1917
Magic Mountain Jefferson Jul 16, 1960 Jun 01, 1962
Magnolia Boulder 80466 May 16, 1876 Dec 31, 1920
Maher Montrose 81415 Apr 07, 1884 Feb 26, 1988
Mahonville Chaffee Feb 28, 1876 Sep 18, 1879
Mainard [c] Mesa 81524 May 24, 1901 Oct 15, 1902
Jan 06, 1905 Aug 02, 1902
Maine Ranch Bent error 00, 1872 error 00, 1875
Maitland Huerfano 81089 error 00, 1898 error 00, 1935
Majestic Las Animas error 00, 1900 error 00, 1914
Majors El Paso error 00, 1911 error 00, 1912
Malachite Huerfano error 00, 1880 error 00, 1915
Maldonado Las Animas May 27, 1901 Jan 14, 1905
Malta Lake 80461 error 00, 1875 error 00, 1887
Mamre Bent error 00, 1886 error 00, 1886
Manassa Conejos 81141 error 00, 1879 error 00, alig
Mancos Montezuma 81328 Nov 19, 1877 error 00, alig
Mancos Creek Montezuma error 00, 1961 error 00, 1962
Manhattan Larimer error 00, 1887 error 00, 1900
Manitou [d] El Paso 80829 Oct 03, 1872 error 00, 1885
Manitou Park (1888) [e] Teller 80863 error 00, 1888 error 00, 1890
Manitou Park (1890) [e] Teller 80863 error 00, 1890 error 00, 1892
Manitou Springs [d] El Paso 80829 error 00, 1885 error 00, 1892
Manoa Fremont error 00, 1900 error 00, 1907
Manzanares [f] Costilla 81152 error 00, 1901 error 00, 1902
Manzanola [g] Otero 81058 error 00, 1895 error 00, alig
Marble Gunnison 81623 Mar 19, 1890 Oct 31, 1942
Margaret Costilla error 00, 1899 error 00, 1900
Marigold Teller error 00, 1895 error 00, 1902
Marion Delta error 00, 1885 error 00, 1886
Marion Garfield error 00, 1889 error 00, 1891
Marnel Pueblo error 00, 1917 error 00, 1923
Marshall [h] Boulder 80305 error 00, 1878 error 00, 1880
Marshall Park [i] Clear Creek error 00, 1919 error 00, 1953
Marshall Pass Saguache Mar 06, 1919 Sep 30, 1952
Marshallpark Clear Creek error 00, 1902 error 00, 1903
Marshalltown [j] Saguache 81248 Jul 13, 1880 error 00, 1882
Martin Grand error 00, 1898 error 00, 1934
Martinsen Las Animas error 00, 1889 error 00, 1891
Martynia Prowers error 00, 1892 error 00, 1893
Marvel [k] La Plata 81329 error 00, 1953 error 00, alig
Marvine Rio Blanco error 00, 1895 error 00, 1899
Mason Larimer error 00, 1880 error 00, 1880
Masonville Larimer 80541 Sep 01, 1896 error 00, alig
Massadona Moffat 81610 error 00, 1917 error 00, 1932
Masters Weld error 00, 1900 error 00, 1967
Matheson [l] Elbert 80830 error 00, 1915 error 00, alig
Mattison [l] Elbert 80830 error 00, 1889 error 00, 1895
Maxey Baca error 00, 1889 error 00, 1920
Maybell Moffat 81640 Oct 14, 1884 error 00, alig
Mayday La Plata 81326 error 00, 1913 error 00, 1914
Mayne Huerfano error 00, 1905 error 00, 1907
Maysville Chaffee 81201 error 00, 1879 error 00, 1893
McClave Bent 81057 error 00, 1908 error 00, alig
McCollin Lincoln error 00, 1915 error 00, 1917
McCoy Eagle 80463 May 23, 1891 error 00, alig
McElmo Montezuma error 00, 1892 error 00, 1932
McFerran El Paso error 00, 1889 error 00, 1896
McGregor Routt 80487 error 00, 1915 error 00, 1942
McGuire Huerfano error 00, 1905 error 00, 1911
McMillan Huerfano error 00, 1900 error 00, 1904
McMillan [m] Prowers error 00, 1886 error 00, 1887
McPhee Montezuma error 00, 1924 error 00, 1948
Mead Weld 80542 Mar 01, 1907 error 00, alig
Meadows [n] Bent 81044 error 00, 1873 error 00, 1875
Mears Chaffee error 00, 1879 error 00, 1888
Medano Springs Alamosa error 00, 1874 error 00, 1879
Medford Springs Bent error 00, 1916 error 00, 1922
Medill Cheyenne error 00, 1910 error 00, 1920
Medlin Jefferson error 00, 1896 error 00, 1901
Meeker [o] Rio Blanco 81641 error 00, 1880 error 00, alig
Meekton Washington error 00, 1910 error 00, 1918
Meily Chaffee error 00, 1882 error 00, 1885
Melville Elbert error 00, 1889 error 00, 1890
Melvin Arapahoe error 00, 1888 error 00, 1895
Menger [p] Las Animas error 00, 1891 error 00, 1901
Menoken Montrose error 00, 1891 error 00, 1892
Mercier Pueblo error 00, 1906 error 00, 1913
Meredith Pitkin 81642 error 00, 1893 error 00, alig
Meridith Crowley 81076 error 00, 1889 error 00, 1890
Merino [q] Logan 80741 error 00, 1883 error 00, alig
Mesa (1883) [r] Mesa 81521 error 00, 1883 error 00, 1884
Mesa [r] Mesa 81643 error 00, 1887 error 00, alig
Mesa Verde National Park [1] Montezuma 81330 error 00, 1924 error 00, alig
Mesaview Las Animas error 00, 1921 error 00, 1922
Meserole La Plata error 00, 1882 error 00, 1884
Mesita Costilla 81152 error 00, 1910 error 00, 00NA
Messex Washington 80741 error 00, 1907 error 00, 1942
Meyer Costilla error 00, 1885 error 00, 1885
Micanite Fremont error 00, 1904 error 00, 1925
Michigan Larimer error 00, 1880 error 00, 1882
Michigan House Jefferson error 00, 1863 error 00, 1863
Middle Boulder [s] Boulder 80466 error 00, 1871 error 00, 1874
Midland Teller 80814 error 00, 1892 error 00, 1899
Mildred Montezuma error 00, 1895 error 00, 1903
Mildred Yuma error 00, 1910 error 00, 1954
Mill City [t] Clear Creek 80436 error 00, 1861 error 00, 1863
Millard Montezuma error 00, 1907 error 00, 1909
Millbrook Custer error 00, 1893 error 00, 1895
Millet [u] Washington 80743 error 00, 1890 error 00, 1892
Milliken Weld 80543 error 00, 1909 error 00, alig
Milner [v] Routt 80487 error 00, 1920 error 00, 1988
Minaret Gunnison error 00, 1890 error 00, 1896
Mindeman Otero error 00, 1917 error 00, 1934
Miner Larimer error 00, 1888 error 00, 1894
Mineral Hot Springs Saguache 81143 error 00, 1911 error 00, 1947
Mineral Point San Juan 81143 error 00, 1875 error 00, 1897
Minneapolis Baca error 00, 1887 error 00, 1899
Minturn Eagle 81645 Sep 17, 1889 error 00, alig
Mirage [w] Saguache error 00, 1895 error 00, 1927
Missouri City Gilpin error 00, 1860 error 00, 1863
Mitchell [x] Eagle error 00, 1883 error 00, 1909
Mobley Routt error 00, 1906 error 00, 1907
Model [y] Las Animas 81059 error 00, 1912 Aug 12, 2017
Modoc Boulder error 00, 1874 error 00, 1879
Moffat Saguache 81143 error 00, 1890 error 00, alig
Mogote Conejos 81120 error 00, 1897 error 00, 1920
Molding Dolores error 00, 1919 error 00, 1924
Molina [z] Mesa 81646 error 00, 1895 error 00, 1896
Monarch [aa] Chaffee 81227 error 00, 1883 error 00, 1903
Monarch Grand error 00, 1907 error 00, 1909
Monon Baca error 00, 1901 error 00, 1918
Montana [ab] [ac] Denver 80223 error 00, alig error 00, alig
Montclair Denver 80220 error 00, 1888 error 00, 1912
Monte Vista [ad] Rio Grande 81144, 81135 error 00, 1886 error 00, alig
Montezuma Summit 80435 error 00, 1871 error 00, 1872
Montgomery [ae] Park error 00, 1882 error 00, 1888
Montgomery City [ae] Park error 00, 1862 error 00, 1872
Montrose Montrose 81401-81403 Feb 14, 1882 error 00, alig
Montville [af] Alamosa error 00, 1887 error 00, 1900
Monument El Paso 80132 error 00, 1869 error 00, alig
Mooney Huerfano error 00, 1896 error 00, 1896
Moore Las Animas error 00, 1904 error 00, 1904
Moqui Montezuma error 00, 1900 error 00, 1914
Moraine [ag] Larimer 80517 error 00, 1880 error 00, 1902
Moraine Park [ag] Larimer 80517 error 00, 1902 error 00, 1921
Morapos Moffat error 00, 1912 error 00, 1931
Morgan [ah] Conejos 81140 error 00, 1900 error 00, 1901
Morgan Montezuma error 00, 1887 error 00, 1891
Morgan Weld error 00, 1879 error 00, 1883
Morland Teller error 00, 1891 error 00, 1892
Morley Chaffee error 00, 1886 error 00, 1924
Morley Las Animas error 00, 1882 error 00, 1956
Morris Garfield error 00, 1902 error 00, 1903
Morris Kit Carson error 00, 1907 error 00, 1914
Morrison [ai] Jefferson 80465 error 00, 1873 error 00, 1908
Mosby El Paso error 00, 1910 error 00, 1913
Mosca [aj] Alamosa 81146 error 00, 1890 error 00, alig
Mosco Alamosa error 00, 1880 error 00, 1882
Mound Teller error 00, 1893 error 00, 1894
Mount Carbon Gunnison error 00, 1884 error 00, 1891
Mount Crested Butte Gunnison 81225 error 00, 1981 error 00, 00NA
Mount Harris Routt 80487 error 00, 1915 error 00, 1958
Mount Morrison [ai] Jefferson 80465 error 00, 1908 error 00, 1950
Mount Pearl Cheyenne 80825 error 00, 1911 error 00, 1923
Mount Princeton [ak] Chaffee 81236 error 00, 1889 error 00, 1899
Mount Princeton Hot Springs [ak] Chaffee 81236 error 00, 1926 error 00, 1936
Mount Sneffels [al] Ouray error 00, 1879 error 00, 1895
Mount Streeter Moffat error 00, 1919 error 00, 1921
Mount Vernon [am] Jefferson 80401 error 00, 1860 error 00, 1885
Mountain City [an] Gilpin 80427 error 00, alig error 00, alig
Mountain Park Jefferson NA08, 1869 error 00, 1966 error 00, 1978
Mountain Village San Miguel 81435 error 00, 00NA error 00, 00NA
Mountaindale Park error 00, 1880 error 00, 1899
Mountainvale Mesa error 00, 1884 error 00, 1903
Mountearl Larimer error 00, 1896 error 00, 1899
Mud Creek Bent error 00, 1911 error 00, 1918
Muddy Creek [ao] Pueblo error 00, alig error 00, alig
Mullenville Park error 00, 1880 error 00, 1882
Mulvane Prowers error 00, 1888 error 00, 1893
Muriel Huerfano error 00, 1903 error 00, 1906
Murnane La Plata error 00, 1882 error 00, 1886
Murphy's Switch Chaffee error 00, 1886 error 00, 1924
Mustang [ap] Huerfano error 00, 1914 error 00, 1940
Myers El Paso error 00, 1891 error 00, 1894
Myrtle Pueblo error 00, 1906 error 00, 1913
Mystic Routt error 00, 1910 error 00, 1942

Notes

  1. ^ The Mace's Hole post office was renamed Beulah in 1876.
  2. ^ The Macon post office was renamed Independence in 1899.
  3. ^ The Mainard post office was renamed Loma in 1905.
  4. ^ a b The Manitou post office was renamed Manitou Springs in 1885, then changed back to Manitou in 1892, then changed back to Manitou Springs in 1936.
  5. ^ a b Cite error: The named reference Summit Park was invoked but never defined (see the help page).
  6. ^ The Manzanares post office closed in 1902, but reopened as Los Garcias in 1915, and later shortened to Garcia.
  7. ^ Cite error: The named reference Catlin was invoked but never defined (see the help page).
  8. ^ The Marshall post office closed in 1880, but reopened as Landford the following year, but was then changed back Marshall in 1892. The Marshall Post Office closed again in 1893, but reopened as Langford again in 1895, only to be renamed Gorham in 1899. The community continues to be known as Marshall.
  9. ^ Cite error: The named reference Marshallpark was invoked but never defined (see the help page).
  10. ^ The Marshalltown post office was renamed Sargents in 1882.
  11. ^ Cite error: The named reference Kline was invoked but never defined (see the help page).
  12. ^ a b The Mattison post office was renamed Matheson in 1915.
  13. ^ The McMillan post office was renamed Toledo in 1887.
  14. ^ The Meadows post office closed in 1875, but reopened as Prowers in 1881.
  15. ^ Cite error: The named reference White River was invoked but never defined (see the help page).
  16. ^ Cite error: The named reference Wenger was invoked but never defined (see the help page).
  17. ^ Cite error: The named reference Buffalo was invoked but never defined (see the help page).
  18. ^ a b The Mesa post office was renamed Fruita in 1884. A new Mesa post office was opened in the Plateau Valley in 1887.
  19. ^ The Middle Boulder post office was renamed Nederland in 1874,
  20. ^ The Mill City post office was renamed Dumont in 1880.
  21. ^ The Millet post office was renamed Platner in 1892.
  22. ^ Cite error: The named reference Pool was invoked but never defined (see the help page).
  23. ^ Cite error: The named reference Cotton Creek was invoked but never defined (see the help page).
  24. ^ Cite error: The named reference Roudebush was invoked but never defined (see the help page).
  25. ^ Cite error: The named reference Roby was invoked but never defined (see the help page).
  26. ^ The Molina post office closed in 1896, but reopened as Snipes the following year. The Snipes Post Office was renamed Molina in 1906.
  27. ^ Cite error: The named reference Chaffee was invoked but never defined (see the help page).
  28. ^ Cite error: The named reference first was invoked but never defined (see the help page).
  29. ^ On October 1, 1859, the Montana post office became the first to close in what would become the Territory of Colorado as most of its residents left for the Cherry Creek Diggings.
  30. ^ Cite error: The named reference Lariat was invoked but never defined (see the help page).
  31. ^ a b The Montgomery City post office closed in 1872, but reopened as Montgomery in 1882.
  32. ^ Cite error: The named reference Orean was invoked but never defined (see the help page).
  33. ^ a b The Moraine post office was renamed Moraine Park in 1902.
  34. ^ The Morgan post office was renamed Freedom in 1901.
  35. ^ a b Cite error: The named reference Jefferson was invoked but never defined (see the help page).
  36. ^ Cite error: The named reference Streater was invoked but never defined (see the help page).
  37. ^ a b The Mount Princeton post office closed in 1899, but reopened as Mount Princeton Hot Springs in 1926.
  38. ^ The name of the Mount Sneffels post office was shortened to Sneffels in 1895.
  39. ^ Mount Vernon was the home of Territorial Governor Robert Williamson Steele and administrative capital of the Provisional Government of the Territory of Jefferson.
  40. ^ Located at an elevation of 8,498 feet (2,590 m), the Mountain City, Kansas Territory post office was the highest elevation U.S. post office when it opened on January 17, 1860.
  41. ^ The Muddy Creek post office closed on November 19, 1886, but reopened as Abbey on May 29, 1891.
  42. ^ Cite error: The named reference Larimer was invoked but never defined (see the help page).

References

  1. ^ "Mesa Verde National Park". United States Department of the Interior, National Park Service. Retrieved July 19, 2021.

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