BN25 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 871 postcodes across 4 sectors in Lewes.
Gigabit
83%
Superfast
98%
Postcodes
871
BN25 covers 871 postcodes in the Lewes area. Gigabit-capable networks reach 82.6%, reflecting well-established fibre deployment across South Downs communities.
Broadband speeds in BN25
Share of BN25 premises by the fastest download speed available, averaged across all 871 postcodes in the district.
Fibre availability across BN25 sits well above the national typical. Gigabit-capable coverage spans 82.6%, with speed distribution showing 82.6% of postcodes achieving 300+ Mbps speeds and 15.5% on 30-300 Mbps superfast tiers. Fewer than one postcode in 200 (0.3%) misses the USO floor of 10 Mbps, among the lowest figures in East Sussex. Below-10 Mbps postcodes account for 0.7%, indicating very few premises are starved of basic connectivity. Superfast reach of 98.2% ensures near-universal access to 30+ Mbps baseline. BN25 substantially exceeds gigabit availability in other Lewes postcodes, indicating this area received extensive modern infrastructure investment whilst rural Lewes postcodes lagged behind.
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
<1%
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
BN25 splits into 4 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 |
|---|---|---|---|---|
| BN25 1 | 205 | 99% | TBC | 81% |
| BN25 2 | 251 | 99% | TBC | 83% |
| BN25 3 | 247 | 99% | TBC | 85% |
| BN25 4 | 168 | 94% | TBC | 80% |
All BN25 1 postcodes (205)
All BN25 2 postcodes (251)
All BN25 3 postcodes (247)
All BN25 4 postcodes (168)
Best deals
Compare broadband deals in BN25
Deals are priced per address. Enter your full postcode to see every package available where you live.
Free comparison. Opens our deals partner in a new tab.
Living in Lewes
Lewes district residents enjoy reliable rural and semi-rural connectivity here. Gigabit access at 82.6% supports remote work, streaming and large household downloads. The tiny below-10 Mbps tail represents isolated farmsteads or outlying addresses.
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
BN25 broadband FAQs
Is gigabit broadband widely available in BN25?
82.6% of postcodes qualify for gigabit-capable networks. This leads other Lewes codes and reflects targeted fibre investment.
What happens if my postcode is among the 0.7% below 10 Mbps?
You're eligible for universal service obligation subsidy. Contact Ofcom or your council to request a connection assessment.
How typical is the 15.5% on superfast speeds?
It's the baseline for premises without gigabit-capable networks. 30-300 Mbps is well above the UK minimum broadband standard and covers streaming and video calls.
Is BN25 the best Lewes postcode for broadband?
Yes. BN25 reaches 82.6% gigabit, substantially outperforming other rural Lewes codes significantly.
Neighbouring districts
Check your exact postcode
Every postcode in BN25 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