SO POSTCODE AREA · 7 DISTRICTS SAMPLED
Southampton mobile coverage All four at 100/100 in all 7 districts sampled SO postcode area
No network wins Southampton on overall coverage: all four score 100/100.
Southampton as a whole
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EE
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O2
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Three
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Vodafone
Ofcom Mobile Coverage data (May 2025), measured across 742 addresses in 37 sampled postcodes, pooled from 7 districts. Methodology.
What differs inside Southampton
Nothing, on Ofcom's figures: across all 7 districts sampled, no network differs by 8 points or more from one district to the next, indoors or outdoors.
District by district
| District | Places | Indoor, low to high | Addresses |
|---|---|---|---|
| SO14 | Bevois, Polygon, Bargate | 100% on all four | 155 |
| SO15 | Polygon, Bargate, Bassett | 100% on all four | 159 |
| SO16 | Rownhams, Romsey, Nursling | 100% on all four | 41 |
| SO17 | Bevois, Polygon, Bassett | 100% on all four | 85 |
| SO18 | Eastleigh, West End, Bargate | 100% on all four | 86 |
| SO19 | Bursledon, Hound, West End | 100% on all four | 181 |
| SO20 | Ashley, Crawley, Houghton | 100% on all four | 35 |
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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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