TW3 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 665 postcodes across 4 sectors in Hounslow.
Gigabit
92%
Superfast
98%
Postcodes
665
TW3 is Hounslow with 665 postcodes and gigabit reaching over 91% of addresses. This strong showing reflects Hounslow's consistent infrastructure investment across multiple outward codes.
Broadband speeds in TW3
Share of TW3 premises by the fastest download speed available, averaged across all 665 postcodes in the district.
Gigabit networks span 91.9% of TW3 postcodes, with ultrafast matching that figure. Superfast reaches 97.9%. Just 6% access 30-300 Mbps, a minimal fraction. Zero premises fall below 10 Mbps, and none miss the universal service obligation threshold. This tight distribution shows extensive fibre and cable deployment across Hounslow. TW3 compares favourably to TW1 and sits marginally above TW15, reflecting Hounslow's borough-wide gigabit push by competing operators. Gigabit-capable premises support household streaming, remote work, and video production comfortably. The 6% on 30-300 Mbps handle everyday tasks capably. Zero sub-10 Mbps postcodes ensure all TW3 residents enjoy modern connectivity.
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
TW3 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 |
|---|---|---|---|---|
| TW3 1 | 198 | 95% | TBC | 90% |
| TW3 2 | 156 | 100% | TBC | 97% |
| TW3 3 | 180 | 98% | TBC | 90% |
| TW3 4 | 131 | 99% | TBC | 92% |
All TW3 1 postcodes (198)
All TW3 2 postcodes (156)
All TW3 3 postcodes (180)
All TW3 4 postcodes (131)
Best deals
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Living in Hounslow
TW3 is reliably fast. Over 91% support gigabit, ensuring most households can handle concurrent streaming, video work, and remote use. Those on 30-300 Mbps remain serviceable. The zero sub-10 Mbps rate means no Hounslow resident in TW3 faces connectivity poverty.
Remote worker score
54/100
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
TW3 broadband FAQs
Is TW3 one of Hounslow's best-connected postcodes?
Yes. Gigabit at 91.9% is among the borough's highest, comparable to TW1 and TW13. Hounslow has achieved strong, broad gigabit coverage.
What speeds should I expect in TW3?
Gigabit at 91.9% likelihood, or 30-300 Mbps at worst. Zero postcodes fall below 10 Mbps. Expect fast, consistent speeds.
Are any addresses in TW3 poorly connected?
No. Every postcode meets superfast minimum of 30+ Mbps. Around all access gigabit.
Would this Hounslow area suit a technology business?
Yes. Gigabit availability at 91.9% supports cloud services, video conferencing, and collaborative workflows reliably.
Neighbouring districts
Check your exact postcode
Every postcode in TW3 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