Best mobile network in OL15 Oldham postcode district

According to Ofcom's December 2024 Connected Nations report, EE is the best choice for Oldham. In this densely populated urban area, EE achieves an overall coverage score of 92/100 — driven by strong 5G coverage (84%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE consistently leads Three by 3 points overall. While Three reaches 79% on 5G and 100% on 4G in Oldham, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 84 and 84 respectively.

EE's 5G rollout in Oldham is among the strongest nationally, covering 84% of premises in the OL15 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 OL15 is Three at 89/100 (79% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in OL15, and your choice may come down to tariff, handset preference, or existing contract.