CityFibre

Operator Characteristics

Organization type

• Network Operator (2011-01-11)

Wholesale-only Network Operator?

• Yes (2011-01-11)

Altnet?

• Yes (2011-01-11)
  Major UK altnet building wholesale FTTP network

Owns Networks

• CityFibre 1310.io FTTP — 2026-04-15
• CityFibre 4th Utility FTTP — 2017-10-12
  CityFibre owns the wholesale FTTP network segment used by 4th Utility (Source).
• CityFibre AAISP FTTP — 2022-11-01
• CityFibre Air Broadband FTTP — 2020-12-03 – 2023-03-10
• CityFibre Aquiss FTTP — 2005-01-01
  CityFibre owns the wholesale FTTP network segment used by Aquiss (Source).
• CityFibre Beebu FTTP — 2024-06-01
  CityFibre owns the Beebu FTTP network segment (Source).
• CityFibre Boundless FTTP — 2021-09-29
• CityFibre Brawband FTTP — 2020-12-10
• CityFibre Brighton Fibre FTTP — 2019-09-11
• CityFibre Brillband FTTP — 2022-01-01
  (Source).
• CityFibre Briskona FTTP — 2011-01-01
  CityFibre owns the wholesale FTTP network segment used by Briskona (Source).
• CityFibre Cambridge Fibre FTTP — 2016-12-29
  CityFibre owns the wholesale FTTP network segment used by Cambridge Fibre (Source).
• CityFibre Communicate FTTP — 2011-01-01
  CityFibre owns the wholesale FTTP network segment used by Communicate (Source).
• CityFibre Converged Solutions FTTP
  CityFibre owns the wholesale FTTP network segment used by Converged Solutions (Source).
• CityFibre Cuckoo FTTP — 2024-01-26 – 2026-05-01
  CityFibre owned CityFibre Cuckoo FTTP until Cuckoo customer base sold to Onestream in May 2026
• CityFibre Daisy Retail FTTP
• CityFibre Exascale FTTP — 2010-01-08
  CityFibre owns the wholesale FTTP network segment used by Exascale (Source).
• CityFibre Fibrecast FTTP — 2015-10-02
  CityFibre owns the wholesale FTTP network segment used by Fibrecast (Source).
• CityFibre Fibreconnect FTTP — 2021-03-20
• CityFibre File Sanctuary FTTP — 2024-08-01
  CityFibre owns the wholesale FTTP network segment used by File Sanctuary (Source).
• CityFibre FTTP — 2018-05-23
• CityFibre Future Connected FTTP — 2024-04-16
  CityFibre owns the wholesale FTTP network segment used by Future Connected (Source).
• CityFibre Giacom Ethernet
  CityFibre owns the wholesale Ethernet network segment used by Giacom (Source).
• CityFibre Giacom FTTP — 2023-07-13
  CityFibre owns the wholesale FTTP network segment used by Giacom (Source).
• CityFibre Gigabit Networks FTTP — 2021-07-14 – 2024-06-17
  CityFibre owned the wholesale FTTP network segment used by Gigabit Networks until acquisition by Telecoms Acquisition Group (Source).
• CityFibre Giganet FTTP — 2011-01-01 – 2023-09-01
• CityFibre Gigler FTTP — 2008-04-04 – 2015-12-31
  Acquired by CityFibre
• CityFibre Home Telecom FTTP — 2010-10-19
• CityFibre IDNet FTTP — 1996-01-01
• CityFibre Juice Broadband FTTP — 2021-10-04
• CityFibre Legend Fibre FTTP — 2021-05-13 – 2023-03-28
  CityFibre segment for Legend Fibre residential FTTP until migration to Octaplus from 28 March 2023 (Source).
• CityFibre Lightning Fibre FTTP — 2018-01-01
• CityFibre Link Broadband FTTP
• CityFibre Lit Fibre FTTP — 2024-05-14
  Lit Fibre's network integrated into CityFibre's on acquisition 14 May 2024. Lit Fibre retained as retail ISP (Source).
• CityFibre NOW FTTP — 2012-07-17
  CityFibre owns the wholesale FTTP network segment used by NOW Broadband (Source).
• CityFibre Octaplus FTTP — 2022-10-28
• CityFibre Olilo FTTP — 2025-01-01
• CityFibre Orbus FTTP — 2025-09-01
• CityFibre Pure Fibre FTTP — 2021-12-06
• CityFibre Quickline FTTP — 2021-01-19
  Quickline sells over CityFibre's FTTP wholesale network (Source).
• CityFibre Rebel Internet FTTP — 2025-10-01
  CityFibre owns CityFibre Rebel Internet FTTP network which Rebel Internet uses for wholesale full-fibre access in select areas since October 2025 (Source), (Source).
• CityFibre Rise Fibre FTTP — 2025-06-01
  CityFibre owns CityFibre Rise Fibre FTTP network which Rise Fibre uses for wholesale full-fibre access (Source), (Source).
• CityFibre Rocket Fibre FTTP — 2020-08-18
  CityFibre owns the wholesale FTTP network segment used by Rocket Fibre (Source).
• CityFibre RunFibre FTTP — 2020-07-28
• CityFibre Sky FTTP — 2024-08-20
• CityFibre Spitfire FTTP — 1991-10-25
  CityFibre owns the wholesale FTTP network segment used by Spitfire (Source).
• CityFibre Squirrel FTTP — 2020-12-21
  CityFibre owns the wholesale FTTP network segment used by Squirrel (Source).
• CityFibre Surf Fibre FTTP — 2019-09-09
  CityFibre owns the wholesale FTTP network segment used by Surf Fibre (Source).
• CityFibre TalkTalk FTTP — 2020-01-21
• CityFibre The One Broadband FTTP — 2024-01-01
  CityFibre owns CityFibre The One Broadband FTTP network which The One Broadband uses for wholesale full-fibre access with symmetrical multi-gigabit plans (Source), (Source).
• CityFibre Toob FTTP — 2017-01-01
• CityFibre Utillity Warehouse FTTP — 2023-09-25
• CityFibre Vfast FTTP — 2007-02-20
• CityFibre Vodafone FTTP — 1980-01-07
• CityFibre VoiceHost FTTP — 2024-10-30
  In October 2024, it was announced that business-only ISP would start selling over the CityFibre network (Source).
• CityFibre Yayzi Broadband FTTP — 2021-01-01
• CityFibre You Fibre FTTP — 2022-10-12
• CityFibre Zen Internet FTTP — 2021-01-01

Corporate Relationships

• → ownership: Lit Fibre — 2024-05-13
• → ownership: Entanet — 2017-07-01 – 2026-07-01
  CityFibre acquired Entanet in July 2017 for £29m. In July 2026, CityFibre agreed to sell Entanet to telecoms entrepreneur Tom O'Hagan (Source), (Source).
• → ownership: Brillband — 2022-01-01
  Brillband acquired by CityFibre in 2022 (Source).
• ← agreement: Zen Internet — 2025-05-07
  On May 7th 2025, CityFibre joins Zen Internet's 'Fibre Hub' wholesale aggregator programme, allowing Zen to sell access to CityFibre's network to other ISPs (Source).