• 3grcomm Telecommunication Services
  Little Birch, HEREFORD, Herefordshire, HR2 8BB
• A D N Telecom
  Britannia Centre, 6 CWRT Bryn Y Grug, BLACKWOOD, Gwent, NP12 1SP
• Aqua Marketing & Communications Ltd
  Merridale, Welsh Street, CHEPSTOW, Gwent, NP16 5LR
• Car Call
  Kings Head Buildings, Oak Street, ABERTILLERY, Gwent, NP13 1TN
• Comtec Network Solutions Ltd
  1 Church Street, MERTHYR TYDFIL, Mid Glamorgan, CF47 0BA
• Comtec Telecom & Data
  1 Church Street, MERTHYR TYDFIL, Mid Glamorgan, CF47 0BA
• E R H Communications Ltd
  Grange Industrial Estate, CWMBRAN, Gwent, NP44 8HQ
• Eq8 Telecom
  Pontsychan House Abersychan Industrial Estate, Old Road, Abersychan, PONTYPOOL, Gwent, NP4 7BA
• M I D Electrical Services
  11 Greenhill Road, Griffithstown, PONTYPOOL, Gwent, NP4 5BE
• Midwest Telecom
  7a Nevill Street, ABERGAVENNY, Gwent, NP7 5AA
• Next Generation Communications
  6a Market Street, EBBW VALE, Gwent, NP23 6HJ
• P Lewin
  Tre Elidyr, Llanover, ABERGAVENNY, Gwent, NP7 9HB
• Quadriga Group
  1 Courthouse Street, PONTYPRIDD, Mid Glamorgan, CF37 1JW
• RBF Comms. Services Ltd
  Islwyn Workshops, Pontymister Industrial Estate, Risca, NEWPORT, Gwent, NP11 6NP
• Redbridge Management Services Ltd
  2 Severn Link Distribution Centre, Newhouse Farm Industrial Estate, Mathern, CHEPSTOW, Gwent, NP16 6UN
• Reverb Marketing & Communications Ltd
  Merridale, Welsh Street, CHEPSTOW, Gwent, NP16 5LR
• Valley Communications Associates
  50a Beaufort Street, Brynmawr, EBBW VALE, Gwent, NP23 4AG
• Velec Communications Ltd
  Merridale, Welsh Street, CHEPSTOW, Gwent, NP16 5LR