| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Ilembo, Iwambi | 53120 |
| Postal/ZIP Codes in Ivwanga, Iwambi | 53120 |
| Postal/ZIP Codes in Kandete, Iwambi | 53120 |
| Postal/ZIP Codes in Lumbila, Iwambi | 53120 |
| Postal/ZIP Codes in Mayombo, Iwambi | 53120 |
| Postal/ZIP Codes in Ndeje, Iwambi | 53120 |
| Postal/ZIP Codes in Utulivu, Iwambi | 53120 |