Postcodes in Monmouthshire page 12 Unitary Authority

  1. All administrative areas

This page provides postcode data for the Monmouthshire UK Unitary Authority.

In 2021, Monmouthshire contained approximately 40,900 households with a population of about 93,000

In 2011, Monmouthshire contained approximately 38,214 households with a population of about 91,288

Wards in this Unitary Authority
Bulwark and Thornwell ,   Caerwent ,   Caldicot Castle ,   Caldicot Cross ,   Cantref ,   Chepstow Castle and Larkfield ,   Croesonen ,   Crucorney ,   Devauden ,   Dewstow ,   Drybridge ,   Gobion Fawr ,   Goetre Fawr ,   Grofield ,   Lansdown ,   Llanbadoc and Usk ,   Llanelly ,   Llanfoist Fawr and Govilon ,   Llangybi Fawr ,   Llantilio Crossenny ,   Magor East with Undy ,   Magor West ,   Mardy ,   Mitchel Troy and Trellech United ,   Mount Pleasant ,   Osbaston ,   Overmonnow ,   Park ,   Pen Y Fal ,   Portskewett ,   Raglan ,   Rogiet ,   Severn ,   Shirenewton ,   St Arvans ,   St Kingsmark ,   Town ,   West End ,   Wyesham
Parishes in this Unitary Authority
Abergavenny ,   Caerwent ,   Caldicot ,   Chepstow ,   Crucorney ,   Devauden ,   Gobion Fawr ,   Goetre Fawr ,   Grosmont ,   Llanarth ,   Llanbadoc ,   Llanelly ,   Llanfoist Fawr ,   Llangybi ,   Llantilio Pertholey ,   Llantrisant Fawr ,   Magor with Undy ,   Mathern ,   Mitchel Troy ,   Monmouth ,   Portskewett ,   Raglan ,   Rogiet ,   Shirenewton ,   Skenfrith ,   St. Arvans ,   Trellech United ,   Usk ,   Whitecastle ,   Wye Valley
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
NP16 6TE St Arvans 51.697745 -2.677927 353243 200106 SO532001
NP16 6TF St Arvans 51.697366 -2.683806 352836 200068 SO528000
NP16 6TG St Arvans 51.69463 -2.68633 352659 199765 ST526997
NP16 6TH St Arvans 51.698461 -2.69083 352352 200194 SO523001
NP16 6TJ St Arvans 51.698514 -2.688787 352493 200199 SO524001
NP16 6TL St Arvans 51.698726 -2.690989 352341 200224 SO523002
NP16 6TN St Arvans 51.69869 -2.692624 352228 200221 SO522002
NP16 6TP St Arvans 51.698405 -2.713648 350775 200203 SO507002
NP16 6TQ St Arvans 51.698042 -2.685514 352719 200144 SO527001
NP16 6TR St Arvans 51.700343 -2.707886 351175 200415 SO511004
NP16 6TS St Arvans 51.698739 -2.705575 351333 200235 SO513002
NP16 6TT St Arvans 51.699001 -2.713194 350807 200269 SO508002
NP16 6TU St Arvans 51.699138 -2.701935 351585 200277 SO515002
NP16 6TW St Arvans 51.699086 -2.693126 352194 200265 SO521002
NP16 6TX St Arvans 51.70745 -2.684566 352794 201190 SO527011
NP16 6TY St Arvans 51.705945 -2.684026 352830 201022 SO528010
NP16 6TZ Shirenewton 51.651106 -2.772163 346675 194984 ST466949
NP16 6UA Shirenewton 51.640164 -2.755402 347822 193755 ST478937
NP16 6UB Shirenewton 51.629998 -2.696749 351870 192584 ST518925
NP16 6UD Bulwark and Thornwell 51.616589 -2.674437 353401 191078 ST534910
NP16 6UE Shirenewton 51.629846 -2.698191 351770 192568 ST517925
NP16 6UF Shirenewton 51.620692 -2.693689 352072 191547 ST520915
NP16 6UG Mitchel Troy and Trellech United 51.721514 -2.708434 351160 202770 SO511027
NP16 6UH Caerwent 51.627292 -2.799964 344723 192356 ST447923
NP16 6UJ St Arvans 51.697991 -2.683516 352857 200137 SO528001
NP16 6UL Mitchel Troy and Trellech United 51.721456 -2.703645 351491 202760 SO514027
NP16 6UN Bulwark and Thornwell 51.618617 -2.670408 353682 191301 ST536913
NP16 6UP Bulwark and Thornwell 51.615731 -2.671732 353587 190981 ST535909
NP16 6WA Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WB Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WL Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WN Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WP Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WQ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WR Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WT Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WU Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WW Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WX Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WY Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6WZ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XB Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XG Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XL Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XN Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XP Devauden 51.661064 -2.732169 349453 196063 ST494960
NP16 6XQ Devauden 51.661064 -2.732169 349453 196063 ST494960
NP16 6XR Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6XS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YA Shirenewton 51.610971 -2.701584 351515 190471 ST515904
NP16 6YB Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YD Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YE St Kingsmark 51.64499 -2.691617 352241 194248 ST522942
NP16 6YF Devauden 51.661064 -2.732169 349453 196063 ST494960
NP16 6YG Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YH Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YJ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YL Devauden 51.661064 -2.732169 349453 196063 ST494960
NP16 6YN Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YP Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YQ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YR Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YT Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YU Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YW Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YX Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YY Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6YZ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZA Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZB Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZD Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZE Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZG Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 6ZS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7NX St Arvans 51.705358 -2.67367 353545 200950 SO535009
NP16 7WE Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WJ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WL Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WN Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WP Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WQ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WR Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WT Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WU Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WW Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WX Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WY Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7WZ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YA Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YH Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YP Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YQ Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YR Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YS Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YT Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YU Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
NP16 7YW Chepstow Castle and Larkfield 51.640738 -2.672939 353529 193763 ST535937
Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license




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