| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Arjasa, Arjasa | 68371 |
| Postal/ZIP Codes in Bayeman, Arjasa | 68371 |
| Postal/ZIP Codes in Curah Tatal, Arjasa | 68371 |
| Postal/ZIP Codes in Jatisari, Arjasa | 68371 |
| Postal/ZIP Codes in Kayu Mas, Arjasa | 68371 |
| Postal/ZIP Codes in Kedung Dowo, Arjasa | 68371 |
| Postal/ZIP Codes in Ketowan, Arjasa | 68371 |
| Postal/ZIP Codes in Lamongan, Arjasa | 68371 |