Which electricity DNO covers postcode SW18?

SW18 (Wandsworth) is distributed by UK Power Networks (London - LPN). For any street power cut call 105 free 24/7.

Who supplies mains water and gas in SW18?

Water: Thames Water; Gas network: SGN Southern.

SW18 District Wandsworth (Greater London)

Live power cut, broadband, mobile 5G, water & gas network telemetry for UK postcode district SW18.

All / Power Broadband Mobile Water Gas

Electricity DNO (105)

UK Power Networks (London - LPN)

Emergency: 105 / 105 / 0800 316 3105

Water & Sewerage Company

Thames Water

Support: 0800 316 9800

Gas Network (0800 111 999)

SGN Southern

Smell gas? 0800 111 999

Provider	Matched District / Area	Status / Affected	ETR / Updated
Thames Water	BR3 Thames Water — BR3 - Hayes Lane	Active Water Dispatch	15 Nov 2026 at 9:00 pm GMT
Thames Water	SE23 Thames Water — SE23 - Lordship Lane	Active Water Dispatch	15 Nov 2026 at 9:00 pm GMT

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