Kloostersingel is een straat te Harkstede in de gemeente Midden-Groningen en is gelegen in de Nederlandse provincie Groningen.
| Postcode | Huisnummers |
|---|---|
| 9617 BD | 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2; |
| 9617 BC | 27, 25, 23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3, 1; |