SM1 DISTRICT · SUTTON

Sutton mobile coverage Within 8 points of the Sutton average SM1 · Sutton

No network wins SM1 on overall coverage: all four score 100/100.

SM1: Sutton, Cheam, Stonecot, East Cheam, The Wrythe, St Helier West, Carshalton Central.

SM1 scores

=
EE
Overall: 100/100
5G
100%
4G
100%
Indoor
100%
=
O2
Overall: 100/100
5G
100%
4G
100%
Indoor
100%
=
Three
Overall: 100/100
5G
100%
4G
100%
Indoor
100%
=
Vodafone
Overall: 100/100
5G
100%
4G
100%
Indoor
100%

Ofcom Mobile Coverage data (May 2025), measured across 191 addresses in 5 sampled postcodes: SM1 1LD, SM1 1RJ, SM1 4BG, SM1 4DJ, SM1 4EJ. Methodology.

How SM1 compares

Every network here is within 8 points of the Sutton average and of SM5 St Helier, SM3 Epsom, SM2 Sutton and SM4 St Helier, indoors and outdoors.

Weakest spot in Sutton: SM7 Reigate, where Three reaches 63% indoors.

Indoor signal around SM1

Districtkm awayEEO2ThreeVodafone
SM1 Sutton (here) – 100%100%100%100%
SM5 St Helier, Wallington 2 100%100%100%100%
SM3 Epsom, Ewell 2 100%100%100%100%
SM2 Sutton, Epsom 2 100%100%100%100%
SM4 St Helier, Ravensbury 3 100%100%100%100%
Sutton average – 100%100%97%100%

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See EE plans → Or compare O2 (100/100) → Phone Finder →

1pMobile runs on EE's network: £5 a month for 5GB (read 19 October 2026). A price, not a coverage ranking: Ofcom separates no network here.

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