Gesorteerd op postcode
| 1030 | Belgacom | 02 202 41 11 |
| Brussel (Schaarbeek) | website |
| 1130 | Colt Telecom Sa | 0800 216 16 |
| Brussel | website |
| 1200 | Codenet Sa | 02 473 86 40 |
| Brussel (Sint-Lambrechts-Woluwe) | website |
| 1780 | Versatel Belgium Nv | 02 610 30 00 |
| Wemmel | website |
| 1800 | Scarlet Bvba | 02 401 17 39 |
| Vilvoorde | website |
| 1831 | Bt Worldwide Ltd | 02 700 22 11 |
| Machelen (Diegem) | website |
| 1831 | MCI | 0800 40 800 |
| Machelen (Diegem) | website |
| 2060 | Artifex Bvba | 03 272 56 52 |
| Antwerpen | website |
| 2800 | Sun Telecom | 015 41 88 80 |
| Mechelen | website |
| 3220 | United Telecom Holsbeek | 016 44 92 31 |
| Holsbeek | website |
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