| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Isalalo, Utwigu | 45416 |
| Postal/ZIP Codes in Ishiki, Utwigu | 45416 |
| Postal/ZIP Codes in Kipilimuka, Utwigu | 45416 |
| Postal/ZIP Codes in Mwanhala, Utwigu | 45416 |
| Postal/ZIP Codes in Mwantundu, Utwigu | 45416 |
| Postal/ZIP Codes in Omwambaha, Utwigu | 45416 |
| Postal/ZIP Codes in Utwigu, Utwigu | 45416 |