Onderhoudsbedrijven Groningen
| Plaats | Onderhoudsbedrijven |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 22 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 7 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 2 | |
| 2 |
| Plaats | Onderhoudsbedrijven |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 2 | |
| 1 | |
| 22 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 3 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 7 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 2 | |
| 2 | |
| 1 | |
| 1 | |
| 2 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 1 | |
| 2 | |
| 2 | |
| 2 |