Which electricity DNO covers postcode NN3?

NN3 (Northampton) is distributed by National Grid ED (East Midlands). For any street power cut call 105 free 24/7.

Who supplies mains water and gas in NN3?

Water: Anglian Water; Gas network: Cadent Gas.

NN3 District Northampton (Northamptonshire)

Live power cut, broadband, mobile 5G, water & gas network telemetry for UK postcode district NN3.

All / Power Broadband Mobile Water Gas

Electricity DNO (105)

National Grid ED (East Midlands)

Emergency: 105 / 105 / 0800 678 3105

Water & Sewerage Company

Anglian Water

Support: 03457 145 145

Gas Network (0800 111 999)

Cadent Gas

Smell gas? 0800 111 999

Provider	Matched District / Area	Status / Affected	ETR / Updated
Northern Powergrid (Yorkshire)	S33 Aston (Postcode S33) — NPG INCD-837007-A	7 properties	15 Nov 2026 at 1:41 am GMT
National Grid ED (East Midlands)	NN18 Corby (Postcode NN18) — NGED INCD-142961-h	1 properties	15 Nov 2026 at 1:49 am GMT

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