Ofcom data · 454 postcodes

S21 broadband coverage — Bolsover

Full-fibre, gigabit and superfast broadband availability across the S21 postcode district, plus business broadband and leased-line options for Bolsover.

Strong coverage

Superfast (30Mb+)

96.1%

Ultrafast (300Mb+)

72.7%

Gigabit-capable

71.7%

Below USO (10Mb)

0.1%

Check broadband at your exact S21 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 S21

Broadband availability in the S21 postcode district (Bolsover) is Strong — superfast is near-universal and gigabit is rolling out. Across the 454 postcodes Ofcom measures in S21, superfast broadband (30 Mbit/s or faster) reaches 96.1% of premises and gigabit-capable lines are available to 71.7%.

Around 0.1% of premises in S21 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 S21

Postcode	Superfast	Gigabit
S21 1AA	100%	100%
S21 1AB	100%	100%
S21 1AD	100%	100%
S21 1AE	100%	97.8%
S21 1AF	100%	100%
S21 1AG	57.1%	57.1%
S21 1AH	100%	100%
S21 1AJ	100%	0%
S21 1AL	100%	63.2%
S21 1AN	100%	100%

Business broadband & leased lines in Bolsover

Whether the S21 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 S21

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

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Nearby S districts

S75 — 80.6% gigabit S70 — 80.2% gigabit S71 — 81.3% gigabit S6 — 88.1% gigabit S63 — 85.4% gigabit S81 — 78.3% gigabit S66 — 88.7% gigabit S5 — 98.3% gigabit S43 — 79.2% gigabit S60 — 90.6% gigabit

See all Sheffield (S) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the S21 area (Bolsover)?

In the S21 area (Bolsover), superfast broadband (30 Mbit/s+) is available to approximately 96.1% of premises and gigabit-capable broadband to around 71.7%, 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 S21 area (Bolsover)?

Gigabit-capable coverage in the S21 area (Bolsover) stands at about 71.7% 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 S21 area (Bolsover)?

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 S21 area (Bolsover)?

Most UK providers serve the S21 area (Bolsover) 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.