HD1 2 postcode sector in the HD1 district

HD1 2 is a sector of the HD1 district: every postcode that starts HD1 2. It has 104 postcodes in use, 26 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the HD1 2 sector, by flood risk

Map of every postcode in the HD1 2 sector, by flood risk Of the 104 postcodes in the HD1 2 sector that ONS places, 104 are not on the Environment Agency's at-risk list. Places named: Dalton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A62 HD1 2AA: not on the flood risk listHD1 2AF: not on the flood risk listHD1 2AG: not on the flood risk listHD1 2AL: not on the flood risk listHD1 2AN: not on the flood risk listHD1 2AR: not on the flood risk listHD1 2AS: not on the flood risk listHD1 2AX: not on the flood risk listHD1 2AZ: not on the flood risk listHD1 2BA: not on the flood risk listHD1 2BB: not on the flood risk listHD1 2BD: not on the flood risk listHD1 2BN: not on the flood risk listHD1 2BP: not on the flood risk listHD1 2BQ: not on the flood risk listHD1 2BR: not on the flood risk listHD1 2BT: not on the flood risk listHD1 2BU: not on the flood risk listHD1 2BW: not on the flood risk listHD1 2DN: not on the flood risk listHD1 2DR: not on the flood risk listHD1 2DT: not on the flood risk listHD1 2DU: not on the flood risk listHD1 2DX: not on the flood risk listHD1 2EA: not on the flood risk listHD1 2EG: not on the flood risk listHD1 2EH: not on the flood risk listHD1 2EP: not on the flood risk listHD1 2ER: not on the flood risk listHD1 2ET: not on the flood risk listHD1 2EW: not on the flood risk listHD1 2EX: not on the flood risk listHD1 2EY: not on the flood risk listHD1 2EZ: not on the flood risk listHD1 2HA: not on the flood risk listHD1 2HE: not on the flood risk listHD1 2HF: not on the flood risk listHD1 2HG: not on the flood risk listHD1 2HL: not on the flood risk listHD1 2HN: not on the flood risk listHD1 2JA: not on the flood risk listHD1 2JD: not on the flood risk listHD1 2JF: not on the flood risk listHD1 2JJ: not on the flood risk listHD1 2JL: not on the flood risk listHD1 2JN: not on the flood risk listHD1 2JT: not on the flood risk listHD1 2JY: not on the flood risk listHD1 2LE: not on the flood risk listHD1 2LR: not on the flood risk listHD1 2LT: not on the flood risk listHD1 2ND: not on the flood risk listHD1 2NE: not on the flood risk listHD1 2NF: not on the flood risk listHD1 2NG: not on the flood risk listHD1 2NJ: not on the flood risk listHD1 2NS: not on the flood risk listHD1 2NU: not on the flood risk listHD1 2NW: not on the flood risk listHD1 2NX: not on the flood risk listHD1 2PJ: not on the flood risk listHD1 2PQ: not on the flood risk listHD1 2PT: not on the flood risk listHD1 2PU: not on the flood risk listHD1 2PY: not on the flood risk listHD1 2PZ: not on the flood risk listHD1 2QA: not on the flood risk listHD1 2QB: not on the flood risk listHD1 2QD: not on the flood risk listHD1 2QE: not on the flood risk listHD1 2QF: not on the flood risk listHD1 2QJ: not on the flood risk listHD1 2QR: not on the flood risk listHD1 2QT: not on the flood risk listHD1 2QY: not on the flood risk listHD1 2RA: not on the flood risk listHD1 2RD: not on the flood risk listHD1 2RR: not on the flood risk listHD1 2RS: not on the flood risk listHD1 2RT: not on the flood risk listHD1 2RX: not on the flood risk listHD1 2RY: not on the flood risk listHD1 2SN: not on the flood risk listHD1 2SP: not on the flood risk listHD1 2SQ: not on the flood risk listHD1 2SX: not on the flood risk listHD1 2SZ: not on the flood risk listHD1 2TA: not on the flood risk listHD1 2TG: not on the flood risk listHD1 2TR: not on the flood risk listHD1 2TT: not on the flood risk listHD1 2TW: not on the flood risk listHD1 2UD: not on the flood risk listHD1 2UL: not on the flood risk listHD1 2YZ: not on the flood risk list Dalton Map of every postcode in the HD1 2 sector, by flood risk Of the 104 postcodes in the HD1 2 sector that ONS places, 104 are not on the Environment Agency's at-risk list. Places named: Dalton. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. A62 Dalton
  • A home or business at high risk: 0
  • At medium risk at worst: 0
  • At low risk at worst: 0
  • At very low risk only: 0
  • Not on the at-risk list: 104

Of the 104 postcodes in the HD1 2 sector that ONS places, 104 are not on the Environment Agency's at-risk list.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; flood risk: Environment Agency, published 6 July 2026; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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