English abbreviations from irk to irp
- IRK (Kirksville Regional Airport)
- IRL (Ireland (ISO 3166 trigram)||Industrial Research Limited||Indy Racing League||In real life)
- IRLP (Internet Radio Linking Project)
- IRM (Illinois Railway Museum||Inzhenernaya Razvedyvatelnaya Mashina (Russian Инженерная Разведывательная Машина, "Engineer Reconnaissance Vehicle") †)
- IRMA (Intra-retinal microvascular abnormality)
- IRMO (Information Resources Management Office)
- IRMS (Information Resource Management Services)
- IRN (Iran (ISO 3166 trigram))
- IRNA (Islamic Republic New Agency)
- IRO (International Refugee Organisation)
- IROC (Integrated Robustness On Chip)
- IROL (Interconnection Reliability Operating Limit (electricity))
- IRONMAN (Improving Reliability Of New Machines At Night)
- IROP (Integrated Regional Operational Programme)
- IRP (Matari Airport)
