BN43 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 491 postcodes across 2 sectors in Adur.
Gigabit
91%
Superfast
97%
Postcodes
491
BN43 spans 491 postcodes across Adur. Gigabit coverage is 90.6%, with the vast majority of premises on 300+ Mbps networks.
Broadband speeds in BN43
Share of BN43 premises by the fastest download speed available, averaged across all 491 postcodes in the district.
BN43 completes Adur's trio of highly connected postcodes. 90.6% gigabit coverage places it well above typical UK postcodes. Speed tiers show 90.6% at 300+ Mbps and 6.7% on superfast 30-300 Mbps. One postcode (0.7%) slips below 10 Mbps, the only meaningful lag in this Adur grouping. Infrastructure here is mature FTTP with near-universal gigabit reach. Superfast availability at 97.3% ensures near-universal access to 30+ Mbps baseline. BN43 substantially exceeds gigabit availability in rural postcodes, indicating thorough modern network investment across this postcode cluster. The high concentration of gigabit capability reflects targeted infrastructure development in this urban Adur area.
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
BN43 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 |
|---|---|---|---|---|
| BN43 5 | 276 | 96% | TBC | 89% |
| BN43 6 | 215 | 99% | TBC | 93% |
All BN43 5 postcodes (276)
All BN43 6 postcodes (215)
Best deals
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Living in Adur
Adur's largest postcode group still enjoys gigabit reach exceeding 90%. Households with video calls, streaming and remote work face no practical constraints. The single below-10 Mbps postcode represents an outlier.
Remote worker score
54/100
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
BN43 broadband FAQs
How does BN43 compare to BN41 and BN42?
BN43 covers more territory and shows slightly lower gigabit at 90.6% versus 97%+. All three Adur codes substantially outperform typical UK postcodes.
What if my BN43 postcode is among the 6.7% on superfast?
30-300 Mbps covers video calls, streaming and remote work without constraint. Gigabit is available nearby; request a check from your ISP.
Why is one postcode in BN43 below 10 Mbps?
Anomalies occur in any large dataset. If affected, contact Ofcom for universal service obligation eligibility and upgrade assessment.
Is Adur consistently more connected than rural areas?
Yes. All three Adur postcodes exceed 90% gigabit cover. Adur represents substantially denser network infrastructure than rural codes.
Neighbouring districts
Check your exact postcode
Every postcode in BN43 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