Which electricity DNO covers postcode EX3?

EX3 (Exeter) 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 EX3?

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

EX3 District Exeter (Devon)

Live power cut, broadband, mobile 5G, water & gas network telemetry for UK postcode district EX3.

All / Power Broadband Mobile Water Gas

Electricity DNO (105)

National Grid ED (South West)

Emergency: 105 / 105 / 0800 678 3105

Water & Sewerage Company

South West Water

Support: 0344 346 2020

Gas Network (0800 111 999)

Wales & West Utilities

Smell gas? 0800 111 999

Provider	Matched District / Area	Status / Affected	ETR / Updated
National Grid ED (South West)	EX39 Abbotsham (Postcode EX39) — NGED INCD-116355-l	55 properties	15 Nov 2026 at 3:30 am GMT
SSEN (Southern Electric - SEPD)	BH18 Poole (Postcode BH18) — SSEN UJ3733	DNO Active Fault	15 Nov 2026 at 4:30 am GMT

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