Q1
Best network for UB9?
EE leads with 91/100 — driven by 82% 5G and 100% 4G in this densely populated urban part of Southall.
UB9 DISTRICT · SOUTHALL
Best mobile network in UB9 Southall postcode district
EE scores 91/100 — the top-ranked UK network for UB9 in Southall. 82% 5G · 100% 4G coverage. Data: Ofcom Connected Nations 2024.
RESULT · UB9 · SOUTHALL
Coverage for UB9 district
★ BEST OPERATOR
EE
91/100
EE delivers the strongest coverage for the UB9 district in Southall. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — UB9
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — UB9
Drawing on Ofcom Connected Nations 2024 premises coverage statistics, EE comes out on top for Southall. In this densely populated urban area, EE achieves an overall coverage score of 91/100 — driven by strong 5G coverage (82%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE comfortably leads Three by 0 points overall. While Three reaches 81% on 5G and 100% on 4G in Southall, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 87 and 86 respectively.
Why EE for UB9?
EE's 5G rollout in Southall is among the strongest nationally, covering 82% of premises in the UB9 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 UB9 is Three at 91/100 (81% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in UB9, and your choice may come down to tariff, handset preference, or existing contract.
Best phone deals from EE
Because signal quality matters most when choosing a phone contract, here are the top EE contracts available now.
Explore the Southall area
View full coverage analysis for the Southall (UB) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — UB9
Q2
Is 5G available in UB9?
EE provides strong 5G coverage at 82%. Three follows at 81%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in densely populated urban areas.
Q4
Is O2 worth considering?
O2 scores 87/100 in UB9 (75% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.