Communications & Networking in Redbourn
| 2 Circles Communications 0345 620 0200 | Redbourn, Hertfordshire AL3 7LE High Street 23 | Call NowDetails |
| Telephone & Broadband Engineer 0800 411 8808 | Harpenden, Hertfordshire AL5 4SU 3.6 mi Station Road | Call NowDetails |
| Galaxy Telecom 01442 807060 | Hemel Hempstead, Hertfordshire HP2 7DX 4.6 mi Maxted Road 575-599 | Call NowDetails |
| NBM Technology Solutions 01442 838500 | Hemel Hempstead, Hertfordshire HP2 7DU 4.6 mi Eastman Way | Call NowDetails |
| Boxer Systems 01582 466100 | Harpenden, Hertfordshire AL5 4UT 4.6 mi 4-5 Allied Business Centre | Call NowDetails |
| Kingston Communications 01908 442000 | Hemel Hempstead, Hertfordshire HP2 7DS 5.1 mi Wood Lane End | Call NowDetails |
| Trust Networks 01727 867919 | St Albans, Hertfordshire AL3 6PF 5.9 mi Unit 12 Stanta Business Centre | Call NowDetails |
| Automated Telecoms 0845 330 3303 | St Albans, Hertfordshire AL1 1EX 6.8 mi Holywell Hill | Call NowDetails |
| Comsys Satelite Communications Consultancy 01727 832288 | St Albans, Hertfordshire AL1 1BX 6.8 mi Holywell Hill 42 | Call NowDetails |
| Signature Networks 01442 818244 | Hemel Hempstead, Hertfordshire HP2 5BS 7.0 mi Alexandra Road 17 | Call NowDetails |
| ACT Telecom 01582 380001 | Hemel Hempstead, Hertfordshire HP1 1DS 7.7 mi Waterhouse Street | Call NowDetails |
| Blizzard Telecom 01442 933333 | Hemel Hempstead, Hertfordshire HP2 4TN 7.8 mi Selden Hill 1 | Call NowDetails |
| Open-link Technology 0870 050 0771 | Hemel Hempstead, Hertfordshire HP2 4TN 7.8 mi Selden Hill 1 | Call NowDetails |
| Network Billing Services 0800 508 8880 | Hemel Hempstead, Hertfordshire HP2 4TN 7.8 mi Selden Hill 1 | Call NowDetails |
| M L L Telecoms 01442 267636 | Hemel Hempstead, Hertfordshire HP1 2PJ 8.3 mi Hollybush Lane 86 | Call NowDetails |
| Shipton Communications 01442 345600 | Hemel Hempstead, Hertfordshire HP3 9TG 8.4 mi Frogmore Road 1 | Call NowDetails |
| Kelly Communications 01582 841596 | Dunstable, Bedfordshire LU6 3QP 8.8 mi Watling Street | Call NowDetails |
| Modern Telephones 020 3195 0800 | Hemel Hempstead, Hertfordshire HP3 8RT 9.0 mi Lower Road | Call NowDetails |
| Talk King Business 0800 470 0282 | Luton, Bedfordshire LU2 0HS 9.2 mi Midland Road | Call NowDetails |
| L D Communications 01582 391668 | Luton, Bedfordshire LU2 0DZ 9.6 mi Oxen Road | Call NowDetails |