| Place | Post Code |
|---|---|
| Aba Bale Olobo, Lagun / Aromona | 200107 |
| Aba Egan, Lagun / Aromona | 200107 |
| Akankan, Lagun / Aromona | 200107 |
| Aromona, Lagun / Aromona | 200107 |
| Bale-Oya, Lagun / Aromona | 200107 |
| Bolorunduro, Lagun / Aromona | 200107 |
| Lagun, Lagun / Aromona | 200107 |
| Laketu, Lagun / Aromona | 200107 |
| Lamuyan, Lagun / Aromona | 200107 |
| Ogburo, Lagun / Aromona | 200107 |
| Ogunjana, Lagun / Aromona | 200107 |
| Onilu, Lagun / Aromona | 200107 |
| Owode, Lagun / Aromona | 200107 |