Q1
Best network for GL9?
EE leads with 99/100 — driven by 100% 5G and 100% 4G in this mixed urban-rural part of Gloucester.
GL9 DISTRICT · COTSWOLD
Best mobile network in Tresham GL9 · Cotswold
EE scores 99/100 — the best measured network for GL9 in Gloucester, 13 points clear of the weakest. 100% 5G-grade · 100% 4G. Ofcom Mobile Coverage data (May 2025), measured across 45 addresses in 6 sampled postcodes.
The GL9 district covers Tresham, Sodbury, Sopworth and Badminton, in Cotswold. Signal varies street by street — scan your exact postcode below.
RESULT · GL9 · GLOUCESTER
Coverage for GL9 district
★ BEST MEASURED
EE
99/100
EE has the strongest measured coverage for the GL9 district in Gloucester, 13 points clear of the weakest network in Ofcom's data.
Full ranking — GL9
#1
EE
#2
Three
#3
Vodafone
#4
O2
Coverage analysis — GL9
Based on Ofcom's measurements, EE comes out on top for Gloucester. In this mixed urban-rural area, EE achieves an overall coverage score of 99/100 — driven by excellent 5G coverage (100%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE comfortably leads Three by 10 points overall. While Three reaches 100% on 5G and 100% on 4G in Gloucester, it falls short of EE's combined performance across all bands. Vodafone and O2 round out the field at 89 and 86 respectively.
Why EE for GL9?
EE's 5G rollout in Gloucester is among the strongest nationally, covering 100% of premises in the GL9 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 GL9 is Three at 89/100 (100% 5G / 100% 4G). The 10-point gap is significant — EE is the clear choice for this area.
Switching to EE in Tresham
EE has the strongest measured signal here — 99/100, with 100% 5G-grade and 100% 4G coverage across Tresham, Sodbury, Sopworth and Badminton, 13 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 Gloucester area
View full coverage analysis for the Gloucester (GL) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — GL9
Q2
Is 5G available in GL9?
EE provides excellent 5G coverage at 100%. Three follows at 100%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in mixed urban-rural areas.
Q4
Is Vodafone worth considering?
Vodafone scores 89/100 in GL9 (100% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.