Telecommunications Services in Colchester, Essex
| Name & Address | Phone # | Website |
| BICSI Europe Ltd Dugard House, Colchester, Essex CO3 0UL | 01206 579899 |  |
| Hazel Oak Telecommunications 28 Seaview Avenue, Colchester, Essex CO5 8HE | 01206 383030 |  |
| Innovative Sales Solutions Wyncolls Road, Colchester, Essex CO4 9HT | 01206 752437 | |
| North Essex Business Systems 12 Midland Cl, Colchester, Essex CO2 7RS | 01206 579429 | |
| North Essex Communications Griggs Business Centre, Colchester, Essex CO6 1NT | 01376 564600 | |
| The Chameleon Group Ltd 10 Brunel Way, Colchester, Essex CO4 9QN | 01206 500880 | |
| Turnkeys Telecom Solutions Colchester Business Centre, Colchester, Essex CO1 2JS | 01206 760505 | |
| T21 Ltd 17 Spurgeon Street, Colchester, Essex CO1 2NS | 01206 514237 | |
| Vocal Little Tey Road, Colchester, Essex CO5 9RS | 01206 212666 | |
| Vocal Voice & Data Management Little Tey Road, Colchester, Essex CO5 9RS | 0870-777 0350 | |
