4G coverage: highest and lowest councils in South East (January 2026)

14 of South East’s 64 councils had the joint highest 4G coverage from all four networks in January 2026, at 100.00%.

Tunbridge Wells had the lowest, at 97.65%. The middle council, Lewes, had 99.63%.

Map of 4G coverage from all four networks across the UK

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4G coverage from all four networks for every council in South East, highest first. Councils without a figure are listed last with the reason.
Rank	Council	Value
=1	Crawley	100.00%
=1	Dartford	100.00%
=1	Epsom and Ewell	100.00%
=1	Gosport	100.00%
=1	Hastings	100.00%
=1	Havant	100.00%
=1	Oxford	100.00%
=1	Portsmouth	100.00%
=1	Reading	100.00%
=1	Rushmoor	100.00%
=1	Slough	100.00%
=1	Spelthorne	100.00%
=1	Woking	100.00%
=1	Worthing	100.00%
=15	Bracknell Forest	99.99%
=15	Fareham	99.99%
=15	Wokingham	99.99%
18	Southampton	99.98%
19	Elmbridge	99.97%
=20	Eastbourne	99.96%
=20	Hart	99.96%
=20	Medway	99.96%
23	Windsor and Maidenhead	99.95%
24	Reigate and Banstead	99.93%
25	Adur	99.92%
26	Surrey Heath	99.89%
=27	Eastleigh	99.88%
=27	Milton Keynes	99.88%
=27	Runnymede	99.88%
30	Arun	99.87%
31	Brighton and Hove	99.80%
32	Lewes	99.63%
33	Thanet	99.61%
34	Basingstoke and Deane	99.54%
35	Mid Sussex	99.45%
36	West Oxfordshire	99.40%
=37	Guildford	99.34%
=37	Tandridge	99.34%
39	Gravesham	99.29%
40	Isle of Wight	99.28%
41	West Berkshire	99.21%
42	Canterbury	99.18%
43	Horsham	99.15%
44	South Oxfordshire	99.11%
45	Buckinghamshire	99.06%
46	Dover	98.94%
47	Folkestone and Hythe	98.93%
48	Tonbridge and Malling	98.90%
49	New Forest	98.83%
50	Mole Valley	98.76%
51	Maidstone	98.75%
52	East Hampshire	98.70%
53	Winchester	98.68%
54	Sevenoaks	98.57%
55	Ashford	98.55%
56	Test Valley	98.39%
57	Rother	98.34%
58	Cherwell	98.19%
59	Waverley	97.96%
60	Vale of White Horse	97.86%
61	Swale	97.84%
62	Wealden	97.75%
63	Chichester	97.74%
64	Tunbridge Wells	97.65%

Source and method · See it on the map