Which mobile network is best for the AL20 postcode district?

EE is the best mobile network for the AL20 district in St Albans, scoring 87/100 overall with 75% 5G and 99% 4G coverage.

Is there 5G coverage at AL20?

EE provides strong 5G coverage in the AL20 area at 75%. This is a suburban area, which benefits from high operator investment in 5G infrastructure.

What are the best phone deals near AL20?

Based on coverage for AL20, EE offers the best value combination of signal and deals. Current deals start from £35.00/month. Enter your full postcode on NetScan UK to see personalised results.

How does Three compare to EE in St Albans?

Three scores 81/100 in AL20, behind EE's 87/100. Three achieves 63% 5G versus EE's 75%.

AL20 DISTRICT · ST ALBANS

Best mobile network in AL20 St Albans postcode district

Comparing EE, Vodafone, O2 and Three across 5G · 4G · 3G for the AL20 postcode district in St Albans.

RESULT · AL20 · ST ALBANS

Coverage for AL20 district

St Albans · Suburban density area · AL postcode area

★ BEST OPERATOR

87/100

EE delivers the strongest coverage for the AL20 district in St Albans. Scored across 5G, 4G and 3G using the latest UK operator footprint data.

75%

99%

Full ranking — AL20

Overall: 87/100

75%

99%

Three

Overall: 81/100

63%

100%

96%

Vodafone

Overall: 78/100

57%

100%

98%

Overall: 77/100

56%

98%

97%

Coverage analysis — AL20

According to Ofcom's December 2024 Connected Nations report, EE comes out on top for St Albans. In this suburban area, EE achieves an overall coverage score of 87/100 — driven by strong 5G coverage (75%) and rock-solid 4G at 99%. 5G and 4G scores are closely matched, reflecting a mature, stable network.

EE clearly leads Three by 6 points overall. While Three reaches 63% on 5G and 100% on 4G in St Albans, it falls short of EE's combined performance across all bands. Vodafone and O2 round out the field at 78 and 77 respectively.

Best phone deals from EE

Once you've found the best network for your area, here are the top EE contracts available now.

Apple Smart Benefits

iPhone 16 128GB

£35.00/mo + £30 upfront

100GB data 24-month contract

View on EE →

Apple Apple TV+

iPhone 16 Pro 256GB

£52.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

Apple 5G Stay Fast

iPhone 16 Plus 128GB

£40.00/mo + £30 upfront

250GB data 24-month contract

View on EE →

Apple Best for budget

iPhone 16e 128GB

£25.21/mo + £30 upfront

50GB data 24-month contract

View on EE →

Samsung Free upgrade @18mo

Galaxy S25 256GB

£42.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

Samsung Galaxy AI

Galaxy S25 Ultra 256GB

£58.00/mo + £30 upfront

Unlimited data 24-month contract

View on EE →

Explore the St Albans area

View full coverage analysis for the St Albans (AL) area, or enter any UK postcode in the scanner above for a personalised result.

Coverage FAQ — AL20

Best network for AL20?

EE leads with 87/100 — driven by 75% 5G and 99% 4G in this suburban part of St Albans.

Is 5G available in AL20?

EE provides strong 5G coverage at 75%. Three follows at 63%.

Which network has the best 4G?

EE leads 4G too at 99%. Reliable 4G is critical in suburban areas.

Is Vodafone worth considering?

Vodafone scores 78/100 in AL20 (57% 5G, 100% 4G). It may suit certain tariff or price preferences despite trailing the top two.