Ajah is a location within the city of Lagos, Lagos State, Nigeria. It contains several streets that make use of the same postal or zip code.
Below are all the postal codes for Ajah:
| Location | Postal Code |
| Jakande Estate St. | 101245 |
| Igbo Efon St. | 101245 |
| Ikate St. | 101245 |
| Ajiran St. | 101245 |
| Ilasan St. | 101245 |
| Osapa London St. | 101245 |
| Ikota St. | 101245 |
| Victoria Garden City St. | 101245 |
| Ajah St. | 101245 |
| Ado St. | 101245 |