| Subdivision category | 3166-2 code | Subdivision name |
|---|---|---|
| department | NI-BO | Boaco |
| department | NI-CA | Carazo |
| department | NI-CI | Chinandega |
| department | NI-CO | Chontales |
| autonomous region | NI-AN | Costa Caribe Norte |
| autonomous region | NI-AS | Costa Caribe Sur |
| department | NI-ES | Estelí |
| department | NI-GR | Granada |
| department | NI-JI | Jinotega |
| department | NI-LE | León |
| department | NI-MD | Madriz |
| department | NI-MN | Managua |
| department | NI-MS | Masaya |
| department | NI-MT | Matagalpa |
| department | NI-NS | Nueva Segovia |
| department | NI-RI | Rivas |
| department | NI-SJ | Río San Juan |