Durham broadband coverage (DH)
Full-fibre, gigabit and superfast availability across every DH postcode district in North East England — plus business broadband and leased lines.
Strong coverage
Superfast (30Mb+)
93.2%
Ultrafast (300Mb+)
69.5%
Gigabit-capable
69.1%
Below USO (10Mb)
—
Check your exact DH postcode
Area figures average a whole postcode region — get the precise availability, full-fibre status and mobile signal for your address.
Broadband across the DH area
The DH postcode area covers Durham and the surrounding North East England region, spanning 9 outward-code districts. Overall fixed-broadband provision across DH is strong: superfast reaches about 93.2% of premises and gigabit-capable connectivity is available to roughly 69.1%.
Availability is never uniform across a whole postcode area — city-centre DH districts are typically further ahead on full fibre than outlying towns and rural fringes. Use the district breakdown below to see how each DH outcode compares, then check an exact postcode for the definitive answer.
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DH districts compared
Each DH outward code ranked by size. Click a district for its full breakdown and a postcode-level check.
| District | Area | Superfast | Gigabit |
|---|---|---|---|
| DH8 | County Durham | 84.5% | 52% |
| DH7 | County Durham | 87.9% | 23.6% |
| DH1 | County Durham | 95% | 64.3% |
| DH9 | County Durham | 96.1% | 75.7% |
| DH6 | County Durham | 93.3% | 64.5% |
| DH4 | County Durham | 96.4% | 89.1% |
| DH3 | County Durham | 94.9% | 78.4% |
| DH2 | County Durham | 94.1% | 84.3% |
| DH5 | County Durham | 97% | 90.2% |
Business broadband & leased lines in Durham
Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines right across the DH area. Where gigabit full fibre is live we quote ultrafast symmetric connections; everywhere else a leased line still guarantees the speed and SLA your business needs.
Get a business broadband quote in Durham
Free and no obligation — matched to what's actually available at your postcode.
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Frequently asked questions
What broadband speeds are available in the DH postcode area (Durham)?
Can I get full-fibre or gigabit broadband in the DH postcode area (Durham)?
How do I check broadband at my exact address in the DH postcode area (Durham)?
Who provides business broadband in the DH postcode area (Durham)?
Broadband availability data © 2026 Ofcom (Connected Nations), licensed under the Open Government Licence v3.0. Figures are area averages and predictions; availability at an individual address may differ — always confirm with a postcode-level check.