Silvertel Telecommunication Services
Philips House, 4th Floor York Street, Belfast, County Antrim, BT15 1AB
TheVoIPDepartment.com
6 Enterprise crescent, Lisburn, Antrim, BT282BP
Taylored Solutions N I Ltd
30 Crescent Business Park, Lisburn, County Antrim, BT28 2GN
Quadrant Power Comm (N I) Ltd
12 Crescent Business Park, Lisburn, County Antrim, BT28 2GN
Telent
223 Hillsborough Road, Lisburn, County Antrim, BT27 5RJ
C & E Telecoms
22 Knockbracken Manor, Belfast, County Antrim, BT8 6WQ
Eircom UK
345-349 Lisburn Road, Belfast, County Antrim, BT9 7EP
Simplicity Group
260 Tates Avenue, Belfast, County Antrim, BT12 6NB
Air Fibre
48 Tullyrusk Road, Dundrod, Crumlin, County Antrim, BT29 4JH
One Connect
649 Saintfield Road, Carryduff, Belfast, County Antrim, BT8 8BX
weev.ie
Boucher Business Studios, 9 Glenmachan Place, Belfast, County Antrim, BT12 6QH
Sentel Independent Ltd
Unit 15 McKibbin House, Eastbank Road, Carryduff, Belfast, County Antrim, BT8 8BD
Tailored Mobiles
1 Fitzwilliam Street, Belfast, County Antrim, BT9 6AW
Yellowcom Ltd
428 Springfield Road, Belfast, County Antrim, BT12 7DU
Barclay Communications
Grove House, 145-149 Donegall Pass, Belfast, County Antrim, BT7 1DT
The all-in-one business communications specialists. Supplying UK businesses with mobile phones, landlines, O2 business broadband,...
VoIP N.I. Ltd
Unit 13a Curran House, Twin Spires Centre, 155, Northumberland St, Belfast, BT13 2JE
Eir Evo Business N I
10th Floor The Vantage Building, 32-36 Great Victoria Street, Belfast, County Antrim, BT2 7BA
Sky
Castle Court Shopping Centre, Royal Avenue, Belfast, BT1 1DD
Fenix Solutions Ltd
Unit 3 Alexander House, 478 Castlereagh Road, Belfast, County Antrim, BT5 6BQ
B 4 B Telecoms
Unit 41 North City Business Centre, Duncairn Gardens, Belfast, County Antrim, BT15 2GG