Allerston postcodes
There are 8 postcodes in this built up area
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Key
Active postcode 
Postcode no longer in use
Active postcode Postcode no longer in useThis table shows the first postcodes in the built up area, download the CSV file to get all the postcodes.
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| YO18 7PA | 54.230988 | -0.652056 | 487965 | 482536 | SE879825 | Yes |
| YO18 7PF | 54.235046 | -0.654809 | 487777 | 482984 | SE877829 | Yes |
| YO18 7PG | 54.231023 | -0.653574 | 487866 | 482538 | SE878825 | Yes |
| YO18 7PH | 54.231298 | -0.652445 | 487939 | 482570 | SE879825 | Yes |
| YO18 7PJ | 54.235182 | -0.656507 | 487666 | 482997 | SE876829 | Yes |
| YO18 7PP | 54.234098 | -0.653628 | 487856 | 482880 | SE878828 | Yes |
| YO18 7PR | 54.232781 | -0.65321 | 487886 | 482734 | SE878827 | Yes |
| YO18 7PS | 54.234719 | -0.655372 | 487741 | 482947 | SE877829 | Yes |