Westerdiep OZ is een straat te Emmer-Compascuum in de gemeente Emmen en is gelegen in de Nederlandse provincie Drenthe.
| Postcode | Huisnummers |
|---|---|
| 7881 HC | 35, 36, 37, 39, 41, 42, 34, 33, 32, 31, 30, 29, 27, 26, 25, 24; |
| 7881 HD | 44 GV, 44, 45, 46, 49, 50, 51, 52, 53, 55, 56, 60, 61, 62, 63, 65, 67, 68; |
| 7881 HE | 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 84, 85, 85, 86, 87, 89, 91, 92, 94; |
| 7881 HB | 22, 21, 19, 16, 15, 12, 11, 10, 8, 7, 4, 4A, 3, 2; |
| 7881 HG | 96, 99, 100A, 100, 101, 102, 103, 105, 106, 107, 108, 109, 111, 112, 113, 114, 115, 116, 117, 118, 119, 121; |