Best mobile network in OL19 Oldham postcode district

Cross-referencing EE, Vodafone, O2 and Three using Ofcom 2024 data, EE is the best choice for Oldham. In this densely populated urban area, EE achieves an overall coverage score of 93/100 — driven by excellent 5G coverage (87%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE consistently leads O2 by 7 points overall. While O2 reaches 72% on 5G and 100% on 4G in Oldham, it falls short of EE's combined performance across all bands. Three and Vodafone round out the field at 85 and 84 respectively.

EE's 5G rollout in Oldham is among the strongest nationally, covering 87% of premises in the OL19 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 OL19 is O2 at 86/100 (72% 5G / 100% 4G). The margin is noticeable but not enormous. EE edges ahead on 5G depth; if your plan is with O2, 4G performance should still be solid.