| Acronym | Meaning |
| ANR | Aeronautica Nazionale Repubblicana (Fascist Italian Republican National Air Force) |
| ANR | Affidavit of No Records |
| ANR | Agency of the Research (France) |
| ANR | Air Navigation Route(s) |
| ANR | Alaskan NORAD Region (US DoD) |
| ANR | Aportes No Reembolsables (Spanish: Non-Refundable Contributions; Argentina) |
| ANR | Asociacion Nacional Republicana (Paraguay) |