| Place | Post Code |
|---|---|
| Koiting, Wamba East | 20600 |
| Lkisini, Wamba East | 20600 |
| Lpachie, Wamba East | 20600 |
| Matakwani, Wamba East | 20600 |
| Ngolgotim, Wamba East | 20600 |
| Wamba Town, Wamba East | 20600 |
| All postal codes in Samburu East | |
|---|---|
| Wamba East, Samburu East | |
| Wamba North, Samburu East | |
| Wamba West, Samburu East | |
| Waso, Samburu East | |