| Place | Post Code |
|---|---|
| Chebinyiny, Mochongoi | 20300 |
| Chelaba, Mochongoi | 30400 |
| Kamalel, Mochongoi | 20300 |
| Kapkechir, Mochongoi | 20300 |
| Kapkuikui, Mochongoi | 30400 |
| Kapnarok, Mochongoi | 20300 |
| Kaptombes, Mochongoi | 30400 |
| Kasiela, Mochongoi | 20300 |
| Kimoriot, Mochongoi | 20300 |
| Maji Ndege, Mochongoi | 30400 |
| Mbechot, Mochongoi | 30400 |
| Mochongoi, Mochongoi | 20312 |
| Sandai, Mochongoi | 30400 |
| All postal codes in Baringo South | |
|---|---|
| Ilchamus, Baringo South | |
| Marigat, Baringo South | |
| Mochongoi, Baringo South | |
| Mukutani, Baringo South | |