| Place | Post Code |
|---|---|
| Benonin, Ravine | 20100 |
| Eldama Ravine, Ravine | 20103 |
| Kabiyet, Ravine | 20100 |
| All postal codes in Eldama Ravine | |
|---|---|
| Koibatek, Eldama Ravine | |
| Lembus, Eldama Ravine | |
| Lembus Kwen, Eldama Ravine | |
| Lembus/Perkerra, Eldama Ravine | |
| Mumberes/Maji Mazuri, Eldama Ravine | |
| Ravine, Eldama Ravine | |