| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bao, Bao | None |
| Postal/ZIP Codes in Dola, Bao | None |
| Postal/ZIP Codes in Domann, Bao | None |
| Postal/ZIP Codes in Gourou, Bao | None |
| Postal/ZIP Codes in Gouroudou, Bao | None |
| Postal/ZIP Codes in Guelkeb, Bao | None |
| Postal/ZIP Codes in Mbéré, Bao | None |
| Postal/ZIP Codes in Mékam, Bao | None |
| Postal/ZIP Codes in Nankassa, Bao | None |