Telecommunications Equipment in Sheffield, South Yorkshire
| Name & Address | Phone # | Website |
| British Travel Telecom Computers Northgate House, Sheffield, South Yorkshire S21 4EH | 01246 434301 |  |
| Clearline Communications Ltd Unit 5, Sheffield, South Yorkshire S4 7PZ | 0114-261 7377 |  |
| Custom Communication Consultants 50 Hallam Grange Rise, Sheffield, South Yorkshire S10 4BG | 0114-230 7730 | |
| Data Sharp Communication Solutions Aizlewoods Mill, Sheffield, South Yorkshire S3 8GG | 0114-282 3115 | |
| DTX Telecommunications Ltd Unit 24/President Buildings, Sheffield, South Yorkshire S4 7UQ | 0114-221 2100 | |
| Fonix Ltd Unit 17/Jessops Riverside, Sheffield, South Yorkshire S9 2RX | 0114-242 4243 | |
| Horizon Telecommunications Ltd 77 Infirmary Road, Sheffield, South Yorkshire S6 3BX | 0114-220 1970 | |
| Hydrox Enviromental Ltd 24 Farlow Croft, Sheffield, South Yorkshire S35 4DY | 0114-284 8082 | |
| I T D Systems 255 Crookesmoor Road, Sheffield, South Yorkshire S6 3FQ | 0114-268 2496 | |
| P L Communications Group Dinnington Business Centre, Sheffield, South Yorkshire S25 3QX | 01909 561561 | |
| Sheaf Telecom 23 Mauncer Drive, Sheffield, South Yorkshire S13 7JE | 0114-229 3130 | |
| 4COM 5 Savile St East, Sheffield, South Yorkshire S4 7UQ | 0114-272 0268 | |
