Q1
Best network for TD3?
O2 leads with 100/100 — driven by 100% 5G and 100% 4G in this rural part of Galashiels.
TD3 DISTRICT · SCOTTISH BORDERS
Best mobile network in Melrose TD3 · Scottish Borders
O2 scores 100/100 — the best measured network for TD3 in Galashiels, 9 points clear of the weakest. 100% 5G-grade · 100% 4G. Ofcom Mobile Coverage data (May 2025), measured across 42 addresses in 4 sampled postcodes.
The TD3 district covers Melrose, Leaderdale and Mid Berwickshire, in Scottish Borders. Signal varies street by street — scan your exact postcode below.
RESULT · TD3 · GALASHIELS
Coverage for TD3 district
★ BEST MEASURED
O2
100/100
O2 has the strongest measured coverage for the TD3 district in Galashiels, 9 points clear of the weakest network in Ofcom's data.
Full ranking — TD3
#1
O2
#2
Three
#3
Vodafone
#4
EE
Coverage analysis — TD3
Based on Ofcom's measurements, O2 is the clear winner in Galashiels. In this rural area, O2 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.
O2 clearly leads Three by 0 points overall. While Three reaches 100% on 5G and 100% on 4G in Galashiels, it falls short of O2's combined performance across all bands. Vodafone and EE round out the field at 100 and 91 respectively.
In rural areas like Galashiels, 4G reliability often matters more than 5G availability. O2 scores 100% on 4G here, making it the most dependable choice for voice calls and data in areas where 5G infrastructure is still limited.
Why O2 for TD3?
O2's 5G rollout in Galashiels is among the strongest nationally, covering 100% of premises in the TD3 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 TD3 is Three at 100/100 (100% 5G / 100% 4G). It is a close contest — both operators deliver strong coverage in TD3, and your choice may come down to tariff, handset preference, or existing contract.
Switching to O2 in Melrose
O2 has the strongest measured signal here — 100/100, with 100% 5G-grade and 100% 4G coverage across Melrose, Leaderdale and Mid Berwickshire, 9 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 Galashiels area
View full coverage analysis for the Galashiels (TD) area, or enter any UK postcode in the scanner above for a personalised result.
Coverage FAQ — TD3
Q2
Is 5G available in TD3?
O2 provides excellent 5G coverage at 100%. Three follows at 100%.
Q3
Which network has the best 4G?
O2 leads 4G too at 100%. Reliable 4G is critical in rural areas where 5G hasn't yet rolled out fully.
Q4
Is Vodafone worth considering?
Vodafone scores 100/100 in TD3 (100% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.