| 1022 | Edacom | 020 4949349 |
| Amsterdam | website |
| 1211 | Meester Electronics Bv | 0800 2222112 |
| Hilversum | website |
| 1314 | Haayer ICT Services B.V. | 036 53 44 474 |
| Almere | website |
| 1421 | Kessel, Telecom Van | 0297 530665 |
| Uithoorn | website |
| 1704 | Postma Telecom Bv | 072 5762000 |
| Heerhugowaard | website |
| 1741 | Witteveen Schagen | 0224 212124 |
| Schagen | website |
| 2292 | Db Telecom Business Center | 0174 316060 |
| Wateringen | website |
| 2904 | vanSchayk Elektro | 06 481 78 727 |
| Capelle aan den IJssel | website |
| 3161 | Sanicom | 010 501 35 05 |
| Rhoon | website |
| 3232 | Hoogenboom Telecom en Computerservice bv | 0181 470000 |
| Brielle | website |
| 3274 | Protèl | 0186 633655 |
| Heinenoord | website |
| 3301 | DTE Techniek | 078 648 90 01 |
| Dordrecht | website |
| 3316 | Aa Tel | 078 6399737 |
| Dordrecht | website |
| 3316 | Lantel Bedrijfstelecommunicatie Bv | 078 6305555 |
| Dordrecht | website |
| 3355 | Lésec Beveiliging - Telecom Bv | 078 6445566 |
| Papendrecht | website |
| 3417 | VWT Montfoort | 0348 45 22 24 |
| Montfoort | website |
| 3542 | Peeman Wires Bv | 030 2416768 |
| Utrecht | website |
| 3553 | Ece Beveiliging & Telecommunicatie | 030 2447792 |
| Utrecht | website |
| 3881 | Multi Enterprise | 0341 37 50 00 |
| Putten | website |
| 3903 | Teunissen | 0318 548347 |
| Veenendaal | website |
| 4181 | Pellegrom Telecom Bv | 0418 655015 |
| Waardenburg | website |
| 4791 | M+R Services | 0168 40 75 36 |
| Klundert | website |
| 4794 | Hil Electrotechniek, Van Den | 0168 464924 |
| Heyningen | website |
| 4844 | Bst Headsets | 076 5934143 |
| Terheyden | website |
| 5707 | Hulsbosch Telecom | 0800 5553555 |
| Helmond | website |
| 5802 | Rocom Telecommunicatie Bv | 0478 521000 |
| Venray | website |
| 5807 | Diamond Telecom Products Bv | 0478 580222 |
| Oostrum LB | website |
| 6199 | Kreuze Telecom Bv | 043 358 57 57 |
| Maastricht Airport | website |
| 6361 | Petit Telecommunicatie | 045 5656770 |
| Nuth | website |
| 6511 | Rijswijk Telecom, Van | 024 3822888 |
| Nymegen | website |
| 6546 | Abiom | 024 3734422 |
| Nymegen | website |
| 6603 | Digiflex | 024 6455515 |
| Wychen | website |
| 7887 | Bekker Telematica | 0591 303965 |
| Erica | website |
| 7951 | Lier Ict | 0522 462083 |
| Staphorst | website |
| 8161 | Vrc Telecom | 0578 621875 |
| Epe | website |
| 8914 | Cenned Telecom | 058 2347110 |
| Leeuwarden | website |
| 9403 | Tca Telecom | 0592 378080 |
| Assen | website |
| 9718 | Quiverté Beveiligingen | 050 3134360 |
| Groningen | website |
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