SN15 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 1,220 postcodes across 5 sectors in Wiltshire.
Full fibre
0%
Gigabit
68%
Superfast
93%
Postcodes
1,220
SN15 spans 1,220 postcodes across rural Wiltshire with modest gigabit reach. 67.5% can access gigabit, with wireless broadband serving 2.1%.
Broadband speeds in SN15
Share of SN15 premises by the fastest download speed available, averaged across all 1,220 postcodes in the district.
Gigabit reaches 67.5%, serving most but not all of SN15 through cable networks. Superfast is 93%. Wireless broadband reaches 2.1% of postcodes as a supplementary option for premises outside cable footprint. Speed distribution shows 68.3% at 300+ Mbps, 24.6% in the 30 to 300 Mbps band, and 2.2% below 10 Mbps. Roughly 27 postcodes fall into the below-USO category, representing genuine service gaps. The 24.6% mid-tier indicates substantial portions of SN15 lack gigabit capacity but receive adequate basic speeds. For a 1,220-postcode code, this variation is expected in rural Wiltshire terrain. No full fibre infrastructure is recorded in the district. Check your postcode before deciding on property or service options.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
<1%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
2%
Premises that can use a fixed wireless access service
Broadband by sector
SN15 splits into 5 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| SN15 1 | 222 | 98% | 0% | 85% |
| SN15 2 | 231 | 81% | 0% | 38% |
| SN15 3 | 331 | 97% | 0% | 78% |
| SN15 4 | 253 | 94% | 0% | 60% |
| SN15 5 | 183 | 93% | 0% | 76% |
All SN15 1 postcodes (222)
All SN15 2 postcodes (231)
All SN15 3 postcodes (331)
All SN15 4 postcodes (253)
All SN15 5 postcodes (183)
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Living in Wiltshire
SN15's 1,220 postcodes make it one of the larger codes in this batch, spanning mixed rural Wiltshire. The 2.1% wireless broadband reflects attempts to bridge coverage gaps.
Remote worker score
54/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
SN15 broadband FAQs
How much of SN15 has gigabit?
67.5% via cable. Another 2.1% get high speeds via wireless broadband. Combined, roughly 70% have modern fast access.
What about postcodes without gigabit?
24.6% access 30-300 Mbps via older infrastructure. 2.2% lack USO minimum. Always verify your postcode.
Is wireless broadband common here?
At 2.1%, it is a minor but notable pathway. It helps premises outside cable reach; it is not a primary delivery method.
No fibre available?
No full fibre is recorded. SN15 relies on cable, wireless broadband, and copper.
Neighbouring districts
Check your exact postcode
Every postcode in SN15 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources