Which electricity DNO covers postcode SN25?

SN25 (Swindon) is distributed by National Grid ED (South West). For any street power cut call 105 free 24/7.

Who supplies mains water and gas in SN25?

Water: Thames Water; Gas network: Wales & West Utilities.

SN25 District Swindon (Swindon)

Live power cut, broadband, mobile 5G, water & gas network telemetry for UK postcode district SN25.

All / Power Broadband Mobile Water Gas

Electricity DNO (105)

National Grid ED (South West)

Emergency: 105 / 105 / 0800 678 3105

Water & Sewerage Company

Thames Water

Support: 0800 316 9800

Gas Network (0800 111 999)

Wales & West Utilities

Smell gas? 0800 111 999

Provider	Matched District / Area	Status / Affected	ETR / Updated
SSEN (Southern Electric - SEPD)	SN3 Swindon (Postcode SN3) — SSEN UJ3778	DNO Active Fault	15 Nov 2026 at 11:00 am GMT
CityFibre	SN1 Broadband: CityFibre: Network Maintenance - Regional - Swindon	Network Anomaly	15 Nov 2026 at 11:17 am GMT

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