Q1
Best network for HA15?
EE leads with 94/100 — driven by 87% 5G and 100% 4G in this densely populated urban part of Harrow.
HA15 DISTRICT · HARROW
Best mobile network in HA15 Harrow postcode district
Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the HA15 postcode district in Harrow.
RESULT · HA15 · HARROW
Coverage for HA15 district
★ BEST OPERATOR
EE
94/100
EE delivers the strongest coverage for the HA15 district in Harrow. Scored across 5G, 4G and 3G using the latest UK operator footprint data.
Full ranking — HA15
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — HA15
Comparing Ofcom-verified operator coverage footprints, EE leads the field in Harrow. In this densely populated urban area, EE achieves an overall coverage score of 94/100 — 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 Three by 5 points overall. While Three reaches 78% on 5G and 99% on 4G in Harrow, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 85 and 84 respectively.
Best phone deals from EE
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Explore the Harrow area
View full coverage analysis for the Harrow (HA) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — HA15
Q2
Is 5G available in HA15?
EE provides excellent 5G coverage at 87%. Three follows at 78%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in densely populated urban areas.
Q4
Is O2 worth considering?
O2 scores 85/100 in HA15 (70% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.