BT17 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 554 postcodes across 2 sectors in Belfast.
Full fibre
0%
Gigabit
94%
Superfast
100%
Postcodes
554
BT17 spans 554 postcodes in south Belfast. Ultrafast reach of 94.3% means gigabit coverage is nearly universal, with zero postcodes below Universal Service Obligation.
Broadband speeds in BT17
Share of BT17 premises by the fastest download speed available, averaged across all 554 postcodes in the district.
Broadband maturity is evident across BT17. Superfast covers 99.6% of postcodes, ultrafast 94.3%. Exactly 30 postcodes sit in the 30 to 300 Mbps superfast band, while the remaining 524 postcodes either receive gigabit or meet USO minimums and above. No postcodes fall below USO thresholds. This distribution reflects successful network investment, whether fibre or cable, reaching virtually every address in the area. Professional remote work and entertainment streaming face minimal constraints here. The 99.6% superfast coverage across 554 postcodes represents reliable, consistent infrastructure investment in south Belfast.
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
BT17 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 |
|---|---|---|---|---|
| BT17 0 | 360 | 100% | 0% | 95% |
| BT17 9 | 194 | 100% | 0% | 93% |
All BT17 0 postcodes (360)
All BT17 9 postcodes (194)
Best deals
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Living in Belfast
The 554 postcodes form a cohesive block in south Belfast with uniform modern connectivity. No significant underserved pockets exist.
Remote worker score
55/100
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
BT17 broadband FAQs
Is BT17 universally gigabit-capable?
Nearly so: 94.3% of postcodes reach gigabit, and 99.6% are superfast or faster.
Are there any postcodes below USO in BT17?
No. All 554 postcodes meet or exceed Universal Service Obligation thresholds.
What percentage are below 10 Mbps?
Zero postcodes report below-10Mbps speeds, making BT17 exceptionally consistent.
How does BT17 rank among Belfast codes?
BT17's 94.3% ultrafast and zero USO failures place it among the city's best-connected outward codes.
Neighbouring districts
Check your exact postcode
Every postcode in BT17 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