| Place | Post Code |
|---|---|
| Antonowo, Orla | 17-106 |
| Czechy Zabłotne, Orla | 17-106 |
| Dydule, Orla | 17-106 |
| Gredele, Orla | 17-106 |
| Gredele-Kolonia, Orla | 17-106 |
| Gregorowce, Orla | 17-106 |
| Koszele, Orla | 17-106 |
| Koszki, Orla | 17-106 |
| Kruhłe, Orla | 17-106 |
| Krywiatycze, Orla | 17-106 |
| Malinniki, Orla | 17-106 |
| Mikłasze, Orla | 17-106 |
| Moskiewce, Orla | 17-106 |
| Oleksze, Orla | 17-106 |
| Orla, Orla | 17-106 |
| Paszkowszczyzna, Orla | 17-106 |
| Pawlinowo, Orla | 17-106 |
| Reduty, Orla | 17-106 |
| Spiczki, Orla | 17-106 |
| Szczyty-Dzięciołowo, Orla | 17-106 |
| Szczyty-Nowodwory, Orla | 17-106 |
| Szernie, Orla | 17-106 |
| Topczykały, Orla | 17-106 |
| Wólka, Orla | 17-106 |
| Wólka Wygonowska, Orla | 17-106 |