BH20 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 706 postcodes across 4 sectors in Dorset.
Full fibre
50%
Gigabit
50%
Superfast
89%
Postcodes
706
Dorset postcode BH20 covers 706 postcodes with gigabit coverage reaching 50.4%. The area shows strong fibre availability overall, with nearly all premises able to access superfast speeds.
Broadband speeds in BH20
Share of BH20 premises by the fastest download speed available, averaged across all 706 postcodes in the district.
Full fibre availability of 50.4% gives Dorset BH20 a solid foundation for consistent gigabit speeds. The remaining 49.6% of postcodes rely on other technologies; superfast coverage reaches 88.6%. Speed tiers show 50.4% of postcodes capable of gigabit class speeds (300+ Mbps), with 38.2% in the 30 to 300 Mbps window. The below-USO contingent stands at 1.9%, so broadband availability is not universal. For households and businesses, the take-home is clear: most postcodes can handle high-demand use cases, though outliers with slower connections exist.
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
2%
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
BH20 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 |
|---|---|---|---|---|
| BH20 4 | 212 | 98% | 77% | 77% |
| BH20 5 | 183 | 81% | 46% | 46% |
| BH20 6 | 145 | 90% | 31% | 31% |
| BH20 7 | 166 | 84% | 38% | 38% |
All BH20 4 postcodes (212)
All BH20 5 postcodes (183)
All BH20 6 postcodes (145)
All BH20 7 postcodes (166)
Best deals
Compare broadband deals in BH20
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 Dorset
The heavy skew towards gigabit speeds reflects mature fibre or cable deployment. 50.4% gigabit reach is substantial, placing this postcode in the upper tier for connectivity. Households here can plan for symmetrical upload and download, so NAS backups and cloud uploads are fast. The downside: postcodes outside the gigabit band (49.6%) may struggle with 4K streaming and concurrent heavy users.
Remote worker score
50/100
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
BH20 broadband FAQs
How many postcodes in BH20 can get gigabit speeds?
50.4% of the 706 postcodes reach gigabit class performance. Such speeds come from cable networks and full fibre infrastructure, not DSL connections. Exact availability depends on your specific address.
What's the typical speed in this postcode?
50.4% achieve 300+ Mbps (gigabit capable), 38.2% are in the 30 to 300 Mbps range, and 1.9% fall below 10 Mbps. Plan type and provider selection will dictate your actual speed.
Is there full fibre here?
50.4% of the postcode has full fibre availability.
Can I do video calls and streaming?
In gigabit capable postcodes, yes, easily. Streaming is feasible at 30-300 Mbps, yet peak-time buffering may occur. Postcodes under the universal service obligation threshold will face difficulty; seeking alternative providers or awaiting fibre improvements is recommended.
Neighbouring districts
Check your exact postcode
Every postcode in BH20 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