Q1
Best network for SN6?
O2 leads with 96/100 — driven by 100% 5G and 100% 4G in this mixed urban-rural part of Swindon.
SN6 DISTRICT · COTSWOLD
Best mobile network in Latton SN6 · Cotswold
O2 scores 96/100 — the best measured network for SN6 in Swindon, 18 points clear of the weakest. 100% 5G-grade · 100% 4G. Ofcom Mobile Coverage data (May 2025), measured across 85 addresses in 6 sampled postcodes.
The SN6 district covers Latton, Cricklade, Highworth and Shrivenham, in Cotswold. Signal varies street by street — scan your exact postcode below.
RESULT · SN6 · SWINDON
Coverage for SN6 district
★ BEST MEASURED
O2
96/100
O2 has the strongest measured coverage for the SN6 district in Swindon, 18 points clear of the weakest network in Ofcom's data.
Full ranking — SN6
#1
O2
#2
EE
#3
Vodafone
#4
Three
Coverage analysis — SN6
Based on Ofcom's measurements, O2 outperforms rivals in Swindon. In this mixed urban-rural area, O2 achieves an overall coverage score of 96/100 — driven by excellent 5G coverage (100%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
O2 clearly leads EE by 2 points overall. While EE reaches 100% on 5G and 100% on 4G in Swindon, it falls short of O2's combined performance across all bands. Vodafone and Three round out the field at 91 and 78 respectively.
Why O2 for SN6?
O2's 5G rollout in Swindon is among the strongest nationally, covering 100% of premises in the SN6 district. For anyone streaming video, gaming on mobile, or relying on a mobile hotspot at home, this level of 5G penetration makes a real difference to day-to-day speed.
The runner-up in SN6 is EE at 94/100 (100% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in SN6, and your choice may come down to tariff, handset preference, or existing contract.
Switching to O2 in Latton
O2 has the strongest measured signal here — 96/100, with 100% 5G-grade and 100% 4G coverage across Latton, Cricklade, Highworth and Shrivenham, 18 points clear of the weakest. A cheaper plan on a network that does not reach your street costs more than it saves, so start from the coverage and pick the plan second.
Some links on this page are affiliate links. If you switch through one we may be paid a commission. It never changes which network we rank first - that comes from Ofcom coverage data alone.
Explore the Swindon area
View full coverage analysis for the Swindon (SN) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — SN6
Q2
Is 5G available in SN6?
O2 provides excellent 5G coverage at 100%. EE follows at 100%.
Q3
Which network has the best 4G?
O2 leads 4G too at 100%. Reliable 4G is critical in mixed urban-rural areas.
Q4
Is Vodafone worth considering?
Vodafone scores 91/100 in SN6 (100% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.