• 1st Call Communications Ltd
  Station House, 6a Station Road, Eckington, SHEFFIELD, South Yorkshire, S21 4FX
• A D R Communications
  14 Maple Drive, Nuthall, NOTTINGHAM, Nottinghamshire, NG16 1EH
• A2b Communication
  12 Woodview Close, Wingerworth, CHESTERFIELD, Derbyshire, S42 6XG
• Adodo Consultancy Ltd
  Howitt Building, Lenton Boulevard, NOTTINGHAM, Nottinghamshire, NG7 2BG
• Bell Systems Services
  Unit F3 Colwick Business Park, Private Road 2, Colwick Industrial Estate, NOTTINGHAM, Nottinghamshire, NG4 2JR
• Blue Telecommunications Ltd
  Cumberland House, Park Row, NOTTINGHAM, Nottinghamshire, NG1 6EE
• Business Phone Calls Ltd
  Main Streetwoodborough, Woodborough, NOTTINGHAM, Nottinghamshire, NG14 6EA
• CT Communications
  Unit 3 Millennium Way, CHESTERFIELD, Derbyshire, S41 8ND
• Calling The World
  51 ST. Thomas Road, DERBY, Derbyshire, DE23 8RF
• Complete Networks
  The New Media Centre, 36-42 New Tythe Street, Long Eaton, NOTTINGHAM, Nottinghamshire, NG10 2DL
• Electron Support Solutions Ltd
  Jerome House, Hallam Fields Road, ILKESTON, Derbyshire, DE7 4AZ
• Electron Technical Services Ltd
  Jerome House, Hallam Fields Road, ILKESTON, Derbyshire, DE7 4AZ
• Eltec
  33 Jermyn Drive, Arnold, NOTTINGHAM, Nottinghamshire, NG5 9PN
• Hello Telecom UK Ltd
  20 The Ropewalk, NOTTINGHAM, Nottinghamshire, NG1 5DT
• Iperian Ltd
  Unit 16 Derwent Business Centre, Clarke Street, DERBY, Derbyshire, DE1 2BU
• J K Telecom Ltd
  Unit 12 Amber Trading Centre Digby Industrial Estate, Artic Way, Kimberley, NOTTINGHAM, Nottinghamshire, NG16 2HS
• Lantec Services Ltd
  Victoria Baths, Gedling Street, NOTTINGHAM, Nottinghamshire, NG1 1DB
• Linbrooke It Solutions Ltd
  Littlemoor, Eckington, SHEFFIELD, South Yorkshire, S21 4LF
• M B E Communications
  Midland House, 58 Carlton Road, NOTTINGHAM, Nottinghamshire, NG3 2AP
• MDS Telecommunications Ltd
  Cumberland House, 35 Park Row, NOTTINGHAM, Nottinghamshire, NG1 6EE
• Mason Electronics Ltd
  218-220 Abbey Street, DERBY, Derbyshire, DE22 3SX
• Modern Telecom Ltd
  88 Nottingham Road, DERBY, Derbyshire, DE21 6AQ
• NT Voice & Data Solutions
  Lake View Drive, Annesley, NOTTINGHAM, Nottinghamshire, NG15 0DA
• NTL
  The Eagle Centre, Copecastle Square, DERBY, Derbyshire, DE1 2NQ
• NTL
  Diamond Plaza, Daleside Road, NOTTINGHAM, Nottinghamshire, NG2 3GG
• Oracy R2r
  Littlemoor House, Littlemoor, Eckington, SHEFFIELD, South Yorkshire, S21 4EF
• Ovation Telecommunications Ltd
  Ovation House, Chesterfield Road, DRONFIELD, Derbyshire, S18 2XE
• Phone Buddy Head Office
  Saxon House Heritage Gate, Friary Street, DERBY, Derbyshire, DE1 1NL
• Rja Telecommunications
  8 Vernon Road, SHEFFIELD, South Yorkshire, S17 3QE
• Roscom Ltd
  Bateman Street, DERBY, Derbyshire, DE23 8JQ
• Simply Communications Ltd
  Studio House, Mount Street, New Basford, NOTTINGHAM, Nottinghamshire, NG7 7HX
• Spondon Communications
  49 Chapel Lane, Spondon, DERBY, Derbyshire, DE21 7JT
• Star Cell UK Ltd
  Unit D3 Cowlairs, NOTTINGHAM, Nottinghamshire, NG5 9RA
• Tasai
  8 Paignton Close, NOTTINGHAM, Nottinghamshire, NG8 5NX
• Telecom Connections Ltd
  1 Oak House Moorgreen Industrial Park, Engine Lane, Newthorpe, NOTTINGHAM, Nottinghamshire, NG16 3QU
• The Phoneworks
  17 King Street, DERBY, Derbyshire, DE1 3DZ
• Torkard Telecom
  150 Common Lane, Hucknall, NOTTINGHAM, Nottinghamshire, NG15 6TG
• Vision Visual Communications
  Studio House, Mount Street, New Basford, NOTTINGHAM, Nottinghamshire, NG7 7HX