SO15 DISTRICT · SOUTHAMPTON

Polygon mobile coverage Within 8 points of the Southampton average SO15 · Southampton

No network wins SO15 on overall coverage: all four score 100/100.

SO15: Polygon, Bargate, Bassett, Shirley, Banister, Millbrook, Redbridge, Freemantle.

SO15 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 159 addresses in 6 sampled postcodes: SO15 3AP, SO15 3EQ, SO15 3HQ, SO15 5AQ, SO15 5EH, SO15 5FQ. Methodology.

How SO15 compares

Every network here is within 8 points of the Southampton average and of SO14 Bevois, SO16 Rownhams, SO17 Bevois and SO18 Eastleigh, indoors and outdoors.

Indoor signal around SO15

Districtkm awayEEO2ThreeVodafone
SO15 Polygon (here) – 100%100%100%100%
SO14 Bevois, Polygon 2 100%100%100%100%
SO16 Rownhams, Romsey 2 100%100%100%100%
SO17 Bevois, Polygon 3 100%100%100%100%
SO18 Eastleigh, West End 4 100%100%100%100%
Southampton average – 100%100%100%100%

Compare plans

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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