| Place | Postal Code |
|---|---|
| Ba-Sira, Mayo Oulo | None |
| Bala, Mayo Oulo | None |
| Baléré, Mayo Oulo | None |
| Bangay, Mayo Oulo | None |
| Barkao, Mayo Oulo | None |
| Batoum, Mayo Oulo | None |
| Bihi, Mayo Oulo | None |
| Bili, Mayo Oulo | None |
| Biri, Mayo Oulo | None |
| Boboldou, Mayo Oulo | None |
| Boko, Mayo Oulo | None |
| Bola, Mayo Oulo | None |
| Boma, Mayo Oulo | None |
| Boram, Mayo Oulo | None |
| Bossoum, Mayo Oulo | None |
| Bougouma, Mayo Oulo | None |
| Bourbeye, Mayo Oulo | None |
| Bourra, Mayo Oulo | None |
| Bourwoy, Mayo Oulo | None |
| Boutouza, Mayo Oulo | None |
| Daba-Daba, Mayo Oulo | None |
| Daguen, Mayo Oulo | None |
| Damassay, Mayo Oulo | None |
| Dampta, Mayo Oulo | None |
| Dazal, Mayo Oulo | None |
| Deguéri, Mayo Oulo | None |
| Postal Codes in Mayo-Louti | |
|---|---|
| Figuil, Mayo-Louti | |
| Guider, Mayo-Louti | |
| Mayo Oulo, Mayo-Louti | |