# 4G coverage: highest and lowest councils in Wales (January 2026)

Blaenau Gwent had the highest 4G coverage from all four networks of Wales’s 22 councils in January 2026, at 99.94%.

Ceredigion had the lowest, at 92.10%. The middle council, Flintshire, had 98.36%.

| Rank | Area | 4G coverage from all four networks |
| --- | --- | --- |
| 1 | [Blaenau Gwent](https://openindex.co.uk/blaenau-gwent) | 99.94% |
| 2 | [Torfaen](https://openindex.co.uk/torfaen) | 99.91% |
| 3 | [Caerphilly](https://openindex.co.uk/caerphilly) | 99.85% |
| 4 | [Newport](https://openindex.co.uk/newport) | 99.82% |
| 5 | [Cardiff](https://openindex.co.uk/cardiff) | 99.79% |
| 6 | [Bridgend](https://openindex.co.uk/bridgend) | 99.72% |
| 7 | [Merthyr Tydfil](https://openindex.co.uk/merthyr-tydfil) | 99.68% |
| 8 | [Swansea](https://openindex.co.uk/swansea) | 99.22% |
| 9 | [Rhondda Cynon Taf](https://openindex.co.uk/rhondda-cynon-taf) | 99.15% |
| 10 | [Neath Port Talbot](https://openindex.co.uk/neath-port-talbot) | 98.83% |
| 11 | [Flintshire](https://openindex.co.uk/flintshire) | 98.36% |
| 12 | [Wrexham](https://openindex.co.uk/wrexham) | 98.31% |
| 13 | [Vale of Glamorgan](https://openindex.co.uk/vale-of-glamorgan) | 98.20% |
| 14 | [Denbighshire](https://openindex.co.uk/denbighshire) | 97.97% |
| 15 | [Isle of Anglesey](https://openindex.co.uk/isle-of-anglesey) | 97.44% |
| 16 | [Conwy](https://openindex.co.uk/conwy) | 97.24% |
| 17 | [Monmouthshire](https://openindex.co.uk/monmouthshire) | 96.33% |
| 18 | [Carmarthenshire](https://openindex.co.uk/carmarthenshire) | 95.68% |
| 19 | [Gwynedd](https://openindex.co.uk/gwynedd) | 95.31% |
| 20 | [Pembrokeshire](https://openindex.co.uk/pembrokeshire) | 94.71% |
| 21 | [Powys](https://openindex.co.uk/powys) | 92.66% |
| 22 | [Ceredigion](https://openindex.co.uk/ceredigion) | 92.10% |

Source: Connected Nations (Ofcom), Ofcom. Period: January 2026. Period: January 2026.

## Other rankings of this measure

- [UK](https://openindex.co.uk/rankings/mobile-4g-coverage/uk)
- [England](https://openindex.co.uk/rankings/mobile-4g-coverage/england)
- [Northern Ireland](https://openindex.co.uk/rankings/mobile-4g-coverage/northern-ireland)
- [Scotland](https://openindex.co.uk/rankings/mobile-4g-coverage/scotland)
- [North East](https://openindex.co.uk/rankings/mobile-4g-coverage/north-east)
- [North West](https://openindex.co.uk/rankings/mobile-4g-coverage/north-west)
- [Yorkshire and The Humber](https://openindex.co.uk/rankings/mobile-4g-coverage/yorkshire-and-the-humber)
- [East Midlands](https://openindex.co.uk/rankings/mobile-4g-coverage/east-midlands)
- [West Midlands](https://openindex.co.uk/rankings/mobile-4g-coverage/west-midlands)
- [East of England](https://openindex.co.uk/rankings/mobile-4g-coverage/east-of-england)
- [London](https://openindex.co.uk/rankings/mobile-4g-coverage/london)
- [South East](https://openindex.co.uk/rankings/mobile-4g-coverage/south-east)
- [South West](https://openindex.co.uk/rankings/mobile-4g-coverage/south-west)

- [The map](https://openindex.co.uk/map/mobile-4g-coverage)
- [Source and method](https://openindex.co.uk/sources/mobile-4g-coverage)

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/rankings/mobile-4g-coverage/wales.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/rankings/mobile-4g-coverage/wales