BN9 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 405 postcodes across 2 sectors in Lewes.
Gigabit
78%
Superfast
99%
Postcodes
405
BN9 encompasses 405 postcodes in Lewes. Gigabit-capable networks reach 78.2%, the strongest figure for this Lewes grouping and substantially above poorly-connected rural codes.
Broadband speeds in BN9
Share of BN9 premises by the fastest download speed available, averaged across all 405 postcodes in the district.
BN9 is Lewes's best-connected postcode cluster. Gigabit-capable networks span 78.2%, substantially above poorly-connected rural areas. Speed performance shows 78.2% at 300+ Mbps and 20.4% on superfast 30-300 Mbps tiers. Only 0.2% sit below 10 Mbps, among the lowest risk proportions in this entire dataset. Superfast reaches 98.6%, ensuring near-universal access to baseline broadband. The concentration of gigabit capability across 78.2% of postcodes indicates BN9 likely represents Lewes's more settled residential core, receiving targeted modern infrastructure investment. This postcode substantially exceeds other rural Lewes clusters, reflecting investment concentration in more densely populated areas.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
0%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Broadband by sector
BN9 splits into 2 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| BN9 0 | 152 | 98% | TBC | 84% |
| BN9 9 | 253 | 99% | TBC | 75% |
All BN9 0 postcodes (152)
All BN9 9 postcodes (253)
Best deals
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Living in Lewes
Lewes's premium postcode for connectivity. Four in five premises access gigabit networks. Households can manage video calls, streaming and remote work without constraint. The risk of poor connectivity is negligible.
Remote worker score
55/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
BN9 broadband FAQs
Why is BN9 so much better than other Lewes codes?
BN9 received denser fibre and cable deployment, likely representing Lewes's urban core. Rural postcodes received later investment.
How much better is BN9 than rural Lewes?
BN9 reaches 78.2% gigabit. Other Lewes codes are substantially lower. Urban concentration creates significant gaps.
With only 0.2% below 10 Mbps, is BN9 risk-free?
Nearly yes. BN9 is one of the safest codes for broadband availability in this entire dataset.
Should I prioritise BN9 over other Lewes postcodes for broadband?
Yes. BN9 at 78.2% gigabit significantly outperforms rural Lewes codes. Location within Lewes heavily influences available speeds.
Neighbouring districts
Check your exact postcode
Every postcode in BN9 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources