• History of organisations based in Northern Ireland‎ (1 C, 1 P)
• Organisations based in Northern Ireland by city‎ (5 C)

*

• Lists of organisations based in Northern Ireland‎ (1 C, 8 P)

B

• Bar of Northern Ireland‎ (1 C, 2 P)
• British–Irish Agreement implementation bodies‎ (8 P)
• Business organisations based in Northern Ireland‎ (1 C)

C

• Clubs and societies in Northern Ireland‎ (2 C, 2 P)
• Cultural organisations based in Northern Ireland‎ (9 C, 3 P)

D

• Defunct organisations based in Northern Ireland‎ (3 C, 2 P)

E

• Educational organisations based in Northern Ireland‎ (3 C, 3 P)

G

• Gangs in Northern Ireland‎ (1 C, 2 P)
• Government of Northern Ireland‎ (16 C, 54 P)

L

• Law enforcement agencies of Northern Ireland‎ (1 C, 2 P)
• LGBT organisations in Northern Ireland‎ (3 P)
• Local authorities of Northern Ireland‎ (2 C)

M

• Medical and health organisations based in Northern Ireland‎ (2 C, 5 P)

N

• Newspapers published in Northern Ireland‎ (4 C, 57 P)
• Non-departmental public bodies of the Northern Ireland Executive‎ (1 C, 16 P)
• Non-profit organisations based in Northern Ireland‎ (1 C, 2 P)
• Northern Ireland Executive‎ (6 C, 50 P)

O

• Organised crime groups in Northern Ireland‎ (4 P)

P

• Paramilitary organisations based in Northern Ireland‎ (2 C, 11 P)
• Philanthropic organisations based in Northern Ireland‎ (1 C, 2 P)
• Police forces of Northern Ireland‎ (3 C, 5 P)
• Political organisations based in Northern Ireland‎ (9 C, 7 P)

R

• Regulators of Northern Ireland‎ (5 P)
• Organisations based in Northern Ireland with royal patronage‎ (8 P)

S

• Scientific organisations based in Northern Ireland‎ (1 C)
• Sports organisations of Northern Ireland‎ (3 C, 1 P)
• Students' unions in Northern Ireland‎ (2 P)

W

• Women's organisations based in Northern Ireland‎ (2 C, 3 P)

Y

• Youth organisations based in Northern Ireland‎ (2 C, 2 P)

Σ

• Northern Ireland organisation stubs‎ (45 P)

Ω

• Wikipedia categories named after organisations based in Northern Ireland‎ (26 C)

0–9

• 1st Regiment, Royal Military Police

C

• Catch-my-Pal

E

• European Association for Computer-Assisted Language Learning

G

• Girlguiding Ulster

H

• Healing Through Remembering

O

• History of the Orange Order

R

• Royal Society of Ulster Architects

S

• Strabane Lifford Development Commission

T

• Tourism Northern Ireland

U

• Ulster Farmers' Union
• Ulster Teachers' Union
• Ulster Wildlife