| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Kilongo, Songa | 21422 |
| Postal/ZIP Codes in Kitopeni, Songa | 21422 |
| Postal/ZIP Codes in Kwakibuyu, Songa | 21422 |
| Postal/ZIP Codes in Kwamianga, Songa | 21422 |
| Postal/ZIP Codes in Mkulumilo, Songa | 21422 |
| Postal/ZIP Codes in Songa Batini, Songa | 21422 |