Continuity Irish Republican Army based in Northern Ireland

a terrorist organization formed in Ireland in 1994 as a clandestine armed wing of Sinn Fein

Continuity Irish Republican Army. (See Dissident Irish Republican terrorist groups).

Centro Italiano di Ricerca Aerospaziale

The Canadian Internet Registration Authority, a non-profit corporation responsible for overseeing and appointing the ".ca" Internet country code domain for Canada.

Canadian Internet Registration Authority, the central registry for all .ca domain names.

Center for Integrated Regional Assessment (PSU)

a not-for-profit organization mandated to operate the

Cooperative Institute for Research in the Atmosphere

County Information Resource Agency.