Westerbuorren is een straat te Balk in de gemeente De Fryske Marren en is gelegen in de Nederlandse provincie Friesland.
| Postcode | Huisnummers |
|---|---|
| 8561 JG | 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31; |
| 8561 JH | 2A, 2, 4A, 4, 6A, 6, 8A, 8, 10A, 10, 12A, 12, 14A, 14, 16A, 16, 18A, 18, 20A, 20, 22A, 22, 24A, 24, 26A, 26, 28, 30, 32, 34, 36, 38, 40, 42; |