Ofcom data · 491 postcodes

BN43 broadband coverage — Adur

Full-fibre, gigabit and superfast broadband availability across the BN43 postcode district, plus business broadband and leased-line options for Adur.

Excellent coverage

Superfast (30Mb+)

97.3%

Ultrafast (300Mb+)

88.4%

Gigabit-capable

88.4%

Below USO (10Mb)

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District figures are an average — get the precise availability, full-fibre status and mobile signal for your address.

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Broadband in BN43

Broadband availability in the BN43 postcode district (Adur) is Excellent — gigabit-capable full fibre is widely available. Across the 491 postcodes Ofcom measures in BN43, superfast broadband (30 Mbit/s or faster) reaches 97.3% of premises and gigabit-capable lines are available to 88.4%.

Around 0% of premises in BN43 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.

Sample postcodes in BN43

Postcode	Superfast	Gigabit
BN43 5AA	100%	100%
BN43 5AB	100%	100%
BN43 5AD	100%	100%
BN43 5AE	100%	100%
BN43 5AF	100%	100%
BN43 5AG	100%	83.3%
BN43 5AH	100%	56%
BN43 5AJ	100%	100%
BN43 5AL	100%	100%
BN43 5AN	100%	32.3%

Business broadband & leased lines in Adur

Whether the BN43 district has full fibre yet or not, we can connect your business. Where FTTP and gigabit are live we quote ultrafast full-fibre; where they aren't, a leased line still delivers guaranteed, symmetric speeds with an SLA. We also handle mobile coverage and VoIP for the same site.

Get a business broadband quote for BN43

Free, no obligation — full fibre, leased line or FTTC, matched to what's actually available at your postcode.

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Nearby BN districts

BN2 — 82% gigabit BN1 — 78.2% gigabit BN3 — 74.6% gigabit BN27 — 51.6% gigabit BN11 — 96.8% gigabit BN16 — 39.1% gigabit BN21 — 82.4% gigabit BN25 — 71.3% gigabit BN22 — 83.8% gigabit BN13 — 93.6% gigabit

See all Brighton (BN) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the BN43 area (Adur)?

In the BN43 area (Adur), superfast broadband (30 Mbit/s+) is available to approximately 97.3% of premises and gigabit-capable broadband to around 88.4%, based on Ofcom Connected Nations data. Exact availability varies by postcode — enter your full postcode in our checker for a precise result.

Can I get full-fibre or gigabit broadband in the BN43 area (Adur)?

Gigabit-capable coverage in the BN43 area (Adur) stands at about 88.4% of premises. Where gigabit and full-fibre (FTTP) are live, businesses can order symmetric, low-latency connections — ideal for cloud, VoIP and multi-site working. If full fibre hasn't reached your premises yet, a leased line can still deliver guaranteed gigabit speeds.

How do I check broadband at my exact address in the BN43 area (Adur)?

Use the free broadband postcode checker on this page: enter your postcode to see fixed-broadband availability, gigabit/full-fibre coverage and mobile signal for all four networks at that location, sourced from official Ofcom data.

Who provides business broadband in the BN43 area (Adur)?

Most UK providers serve the BN43 area (Adur) over the Openreach and (where present) CityFibre or Virgin Media networks. Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines across the area — request a quote to compare options for your postcode.

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.