Best mobile network in AL5 St Albans postcode district

Drawing on Ofcom Connected Nations 2024 premises coverage statistics, EE scores highest across St Albans. In this suburban area, EE achieves an overall coverage score of 89/100 — driven by strong 5G coverage (78%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE noticeably leads Three by 8 points overall. While Three reaches 64% on 5G and 97% on 4G in St Albans, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 78 and 78 respectively.

EE has made solid 5G inroads across St Albans, reaching 78% of premises in AL5. While not blanket coverage, most streets and town centres are covered — and 4G fallback at 100% keeps reliability high throughout.

The runner-up in AL5 is Three at 81/100 (64% 5G / 97% 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.