The following are the zip codes in the municipalities and cities of Agusan Del Norte.
| Region | Provinces | City/Municipality | Zip Code |
| Region 13 (CARAGA) | Agusan Del Norte | Buenavista | 8601 |
| Region 13 (CARAGA) | Agusan Del Norte | Butuan City | 8600 |
| Region 13 (CARAGA) | Agusan Del Norte | Cabadbaran | 8605 |
| Region 13 (CARAGA) | Agusan Del Norte | Carmen | 8603 |
| Region 13 (CARAGA) | Agusan Del Norte | Jabonga | 8607 |
| Region 13 (CARAGA) | Agusan Del Norte | Kitcharao | 8609 |
| Region 13 (CARAGA) | Agusan Del Norte | Las Nieves | 8610 |
| Region 13 (CARAGA) | Agusan Del Norte | Magallanes | 8604 |
| Region 13 (CARAGA) | Agusan Del Norte | Nasipit | 8602 |
| Region 13 (CARAGA) | Agusan Del Norte | Remedios T. Romualdez | 8611 |
| Region 13 (CARAGA) | Agusan Del Norte | Santiago | 8608 |
| Region 13 (CARAGA) | Agusan Del Norte | Tubay | 8606 |
| Region 13 (CARAGA) | Agusan Del Norte | Buenavista | 8601 |
