Best mobile network in SP3 Salisbury postcode district

Cross-referencing EE, Vodafone, O2 and Three using Ofcom 2024 data, EE scores highest across Salisbury. In this mixed urban-rural area, EE achieves an overall coverage score of 84/100 — driven by good 5G coverage (69%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE noticeably leads O2 by 10 points overall. While O2 reaches 51% on 5G and 96% on 4G in Salisbury, it falls short of EE's combined performance across all bands. Three and Vodafone round out the field at 73 and 72 respectively.

EE has made solid 5G inroads across Salisbury, reaching 69% of premises in SP3. While not blanket coverage, most streets and town centres are covered — and 4G fallback at 100% keeps reliability high throughout.

The runner-up in SP3 is O2 at 74/100 (51% 5G / 96% 4G). The 10-point gap is significant — EE is the clear choice for this area.