Watersingel is een straat te Leek in de gemeente Leek en is gelegen in de Nederlandse provincie Groningen.
| Postcode | Huisnummers |
|---|---|
| 9351 XN | 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 7, 5, 3, 1, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 74, 76, 78, 80, 82, 84, 86, 88; |