Ofcom data · 279 postcodes

BN5 broadband coverage — Horsham

Full-fibre, gigabit and superfast broadband availability across the BN5 postcode district, plus business broadband and leased-line options for Horsham.

Strong coverage

Superfast (30Mb+)

90.8%

Ultrafast (300Mb+)

47%

Gigabit-capable

47%

Below USO (10Mb)

0.4%

Check broadband at your exact BN5 postcode

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

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Broadband in BN5

Broadband availability in the BN5 postcode district (Horsham) is Strong — superfast is near-universal and gigabit is rolling out. Across the 279 postcodes Ofcom measures in BN5, superfast broadband (30 Mbit/s or faster) reaches 90.8% of premises and gigabit-capable lines are available to 47%.

Around 0.4% of premises in BN5 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 BN5

Postcode	Superfast	Gigabit
BN5 9AA	100%	0%
BN5 9AB	25%	0%
BN5 9AD	0%	0%
BN5 9AE	0%	0%
BN5 9AG	66.7%	0%
BN5 9AH	0%	0%
BN5 9AL	0%	0%
BN5 9AN	66.7%	33.3%
BN5 9AP	66.7%	0%
BN5 9AQ	0%	0%

Business broadband & leased lines in Horsham

Whether the BN5 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 BN5

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 BN5 area (Horsham)?

In the BN5 area (Horsham), superfast broadband (30 Mbit/s+) is available to approximately 90.8% of premises and gigabit-capable broadband to around 47%, 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 BN5 area (Horsham)?

Gigabit-capable coverage in the BN5 area (Horsham) stands at about 47% 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 BN5 area (Horsham)?

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 BN5 area (Horsham)?

Most UK providers serve the BN5 area (Horsham) 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.