61100 Wired telecommunications activities: UK companies

3,707 UK companies list SIC 2007 code 61100 (Wired telecommunications activities) as their main activity, 3,636 of them active. The newest was incorporated on 30 September 2026. The code belongs to section J: Information and communication.

Where these companies are registered

• London 571
• Liverpool 66
• Dummer 59
• Manchester 59
• Sheffield 56
• Birmingham 53
• Glasgow 52
• Leeds 49
• Cardiff 40
• Basingstoke 39
• Bristol 39
• Peterborough 39

Newest companies