Oxford broadband coverage (OX)
Full-fibre, gigabit and superfast availability across every OX postcode district in South East England — plus business broadband and leased lines.
Strong coverage
Superfast (30Mb+)
94.8%
Ultrafast (300Mb+)
75.8%
Gigabit-capable
73.6%
Below USO (10Mb)
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Check your exact OX postcode
Area figures average a whole postcode region — get the precise availability, full-fibre status and mobile signal for your address.
Broadband across the OX area
The OX postcode area covers Oxford and the surrounding South East England region, spanning 26 outward-code districts. Overall fixed-broadband provision across OX is strong: superfast reaches about 94.8% of premises and gigabit-capable connectivity is available to roughly 73.6%.
Availability is never uniform across a whole postcode area — city-centre OX districts are typically further ahead on full fibre than outlying towns and rural fringes. Use the district breakdown below to see how each OX outcode compares, then check an exact postcode for the definitive answer.
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OX districts compared
Each OX outward code ranked by size. Click a district for its full breakdown and a postcode-level check.
| District | Area | Superfast | Gigabit |
|---|---|---|---|
| OX4 | Oxford | 97.1% | 77.9% |
| OX16 | Cherwell | 98.4% | 76.6% |
| OX14 | South Oxfordshire | 96.7% | 79.6% |
| OX11 | South Oxfordshire | 96% | 75.6% |
| OX7 | Cherwell | 96.2% | 86.7% |
| OX2 | Cherwell | 97.4% | 66.5% |
| OX29 | Cherwell | 97.1% | 87.5% |
| OX10 | South Oxfordshire | 95.4% | 60.6% |
| OX12 | Vale of White Horse | 96% | 78% |
| OX3 | Cherwell | 96.8% | 75% |
| OX18 | Cotswold | 98.3% | 84.1% |
| OX26 | Cherwell | 97.6% | 87% |
| OX15 | Cherwell | 92.1% | 77.8% |
| OX1 | Oxford | 93% | 51.8% |
| OX17 | Cherwell | 93% | 76.3% |
| OX28 | West Oxfordshire | 99.2% | 88.6% |
| OX5 | Buckinghamshire | 95.1% | 76.2% |
| OX9 | Buckinghamshire | 92.2% | 71.5% |
| OX25 | Cherwell | 90.4% | 54.7% |
| OX13 | Vale of White Horse | 95.3% | 86.2% |
| OX27 | Buckinghamshire | 81.5% | 50% |
| OX44 | South Oxfordshire | 92.9% | 60.3% |
| OX33 | Buckinghamshire | 90.7% | 54.9% |
| OX20 | Cherwell | 97.4% | 79% |
| OX39 | Buckinghamshire | 97.7% | 84.2% |
| OX49 | South Oxfordshire | 91.4% | 65.9% |
Business broadband & leased lines in Oxford
Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines right across the OX 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 Oxford
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 OX postcode area (Oxford)?
Can I get full-fibre or gigabit broadband in the OX postcode area (Oxford)?
How do I check broadband at my exact address in the OX postcode area (Oxford)?
Who provides business broadband in the OX postcode area (Oxford)?
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.