Q1
Best network for CB7?
EE leads with 100/100 — driven by 100% 5G and 100% 4G in this mixed urban-rural part of Cambridge.
CB7 DISTRICT · EAST CAMBRIDGESHIRE
Best mobile network in Soham CB7 · East Cambridgeshire
EE scores 100/100 — the best measured network for CB7 in Cambridge, 5 points clear of the weakest. 100% 5G-grade · 100% 4G. Ofcom Mobile Coverage data (May 2025), measured across 140 addresses in 6 sampled postcodes.
The CB7 district covers Soham, Fordham, Isleham and Littleport, in East Cambridgeshire. Signal varies street by street — scan your exact postcode below.
RESULT · CB7 · CAMBRIDGE
Coverage for CB7 district
★ BEST MEASURED
EE
100/100
EE has the strongest measured coverage for the CB7 district in Cambridge, 5 points clear of the weakest network in Ofcom's data.
Full ranking — CB7
#1
EE
#2
Three
#3
O2
#4
Vodafone
Coverage analysis — CB7
Comparing Ofcom-measured operator coverage, EE is the clear winner in Cambridge. In this mixed urban-rural area, EE achieves an overall coverage score of 100/100 — driven by excellent 5G coverage (100%) and rock-solid 4G at 100%. 5G and 4G scores are closely matched, reflecting a mature, stable network.
EE comfortably leads Three by 1 points overall. While Three reaches 100% on 5G and 100% on 4G in Cambridge, it falls short of EE's combined performance across all bands. O2 and Vodafone round out the field at 95 and 95 respectively.
Why EE for CB7?
EE's 5G rollout in Cambridge is among the strongest nationally, covering 100% of premises in the CB7 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 CB7 is Three at 99/100 (100% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in CB7, and your choice may come down to tariff, handset preference, or existing contract.
Switching to EE in Soham
EE has the strongest measured signal here — 100/100, with 100% 5G-grade and 100% 4G coverage across Soham, Fordham, Isleham and Littleport, 5 points clear of the weakest. A cheaper plan on a network that does not reach your street costs more than it saves, so start from the coverage and pick the plan second.
Some links on this page are affiliate links. If you switch through one we may be paid a commission. It never changes which network we rank first - that comes from Ofcom coverage data alone.
Explore the Cambridge area
View full coverage analysis for the Cambridge (CB) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — CB7
Q2
Is 5G available in CB7?
EE provides excellent 5G coverage at 100%. Three follows at 100%.
Q3
Which network has the best 4G?
EE leads 4G too at 100%. Reliable 4G is critical in mixed urban-rural areas.
Q4
Is O2 worth considering?
O2 scores 95/100 in CB7 (100% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.