Postbaan is een straat te Prinsenbeek in de gemeente Breda en is gelegen in de Nederlandse provincie Noord-Brabant.
| Postcode | Huisnummers |
|---|---|
| 4841 KK | 1, 3, 5, 7, 11, 15A, 15B, 15, 17, 19, 21, 25, 27, 29, 31, 33A, 33, 35, 39, 41, 43, 47; |
| 4841 KL | 2A, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 64; |