CityFibre UK Customer Service & Contact Details
Wholesale full-fibre network builder serving towns and cities across the UK.
Wholesale full-fibre network builder serving towns and cities across the UK. Use the official website for current customer-service options, account help, complaints and accessibility support.
CityFibre opening times
| Monday | 09:00–17:00 |
|---|---|
| Tuesday | 09:00–17:00 |
| Wednesday | 09:00–17:00 |
| Thursday | 09:00–17:00 |
| Friday | 09:00–17:00 |
| Saturday | Closed |
| Sunday | Closed |
Website: cityfibre.com
Use the verified official CityFibre support page. Source checked 25/08/2026.
More Telecommunications customer service numbers
- Airband
- Asda Mobile — 0808 006 2732
- BT (British Telecom) — 0800 800 150
- BT Broadband — 0330 1234 150
- BT Business — 0800 800 152
- BT Mobile — 0330 1234 150
- Community Fibre
- Cuckoo Broadband
- EE — 0800 079 8586
- EE Broadband — 0330 123 1105
- Fibrus
- Gigaclear