SY23 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 959 postcodes across 5 sectors in Ceredigion.
Full fibre
63%
Gigabit
63%
Superfast
86%
Postcodes
959
SY23 spans 959 postcodes across Ceredigion and represents the larger coastal district in the region. Gigabit networks serve 63.3% of the area.
Broadband speeds in SY23
Share of SY23 premises by the fastest download speed available, averaged across all 959 postcodes in the district.
Superfast coverage reaches 85.9%, indicating meaningful infrastructure presence. Gigabit-capable networks serve 63.3% of postcodes. Real-world speeds show 63.3% of premises achieve 300 Mbps-plus downloads, with 22.5% in the 30-300 Mbps tier. Below-USO postcodes account for 2.2%. The 959-postcode district is Ceredigion's largest, and its connectivity reflects variable network investment across the coastal and inland areas. Residents in gigabit areas will experience competitive speeds. Those without gigabit access may face speed constraints. The district shows how larger geographic areas experience more variable connectivity investment than smaller, more uniform districts.
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
<1%
Premises that can use a fixed wireless access service
Broadband by sector
SY23 splits into 5 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 |
|---|---|---|---|---|
| SY23 1 | 185 | 99% | 72% | 72% |
| SY23 2 | 102 | 100% | 54% | 54% |
| SY23 3 | 296 | 85% | 64% | 64% |
| SY23 4 | 237 | 76% | 60% | 60% |
| SY23 5 | 139 | 78% | 63% | 63% |
All SY23 1 postcodes (185)
All SY23 2 postcodes (102)
All SY23 3 postcodes (296)
All SY23 4 postcodes (237)
All SY23 5 postcodes (139)
Best deals
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Living in Ceredigion
SY23's larger size and coastal position have attracted meaningful network investment. Gigabit is available to a majority of postcodes, though not all areas have benefited equally.
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
SY23 broadband FAQs
How does Ceredigion's SY23 compare to other Welsh districts?
SY23 has 63.3% gigabit coverage with stronger superfast penetration, reflecting the investment in this larger district.
What proportion of SY23 is limited to 30-300 Mbps?
22.5%, a meaningful share, particularly for households with multiple devices or video-call-heavy work.
Should I check broadband before moving to SY23?
Yes. Gigabit availability varies across the district. Verify your specific postcode's speeds.
How many postcodes does SY23 cover?
959 postcodes across coastal and inland Ceredigion.
Neighbouring districts
Check your exact postcode
Every postcode in SY23 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