Best mobile network in UB6 Southall postcode district

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 94/100 — driven by excellent 5G coverage (88%) and rock-solid 4G at 99%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE consistently leads Three by 5 points overall. While Three reaches 78% 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 86 and 84 respectively.

EE's 5G rollout in Southall is among the strongest nationally, covering 88% of premises in the UB6 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 UB6 is Three at 89/100 (78% 5G / 100% 4G). The margin is noticeable but not enormous. EE edges ahead on 5G depth; if your plan is with Three, 4G performance should still be solid.