Postcodes in Monmouthshire page 42 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 38,211 households with a population of about 91,283

Website: https://www.monmouthshire.gov.uk/

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
NP6 4BY Severn 51.586615 -2.756279 347700 187800 ST476878
NP6 4BZ Severn 51.587523 -2.754851 347800 187900 ST477879
NP6 4DA Severn 51.586615 -2.756279 347700 187800 ST476878
NP6 4DB West End 51.586605 -2.757722 347600 187800 ST475877
NP6 4DD Severn 51.587523 -2.754851 347800 187900 ST477879
NP6 4DE Severn 51.585734 -2.753377 347900 187700 ST478876
NP6 4DF Severn 51.585743 -2.751934 348000 187700 ST479876
NP6 4DG Dewstow 51.592899 -2.757827 347600 188500 ST475885
NP6 4DH West End 51.586605 -2.757722 347600 187800 ST475877
NP6 4DJ Severn 51.586643 -2.751949 348000 187800 ST479878
NP6 4DL Severn 51.587532 -2.753407 347900 187900 ST478878
NP6 4DN Severn 51.587542 -2.751964 348000 187900 ST479879
NP6 4DP Dewstow 51.592908 -2.756383 347700 188500 ST476885
NP6 4DQ Dewstow 51.592899 -2.757827 347600 188500 ST475885
NP6 4DR Dewstow 51.594679 -2.760744 347400 188700 ST473887
NP6 4DS Dewstow 51.594679 -2.760744 347400 188700 ST473887
NP6 4DT Dewstow 51.594679 -2.760744 347400 188700 ST473887
NP6 4DU Dewstow 51.59377 -2.762172 347300 188600 ST472886
NP6 4DW Dewstow 51.59377 -2.762172 347300 188600 ST472886
NP6 4DX West End 51.591953 -2.765029 347100 188400 ST470884
NP6 4DY Dewstow 51.59377 -2.762172 347300 188600 ST472886
NP6 4DZ Dewstow 51.593761 -2.763616 347200 188600 ST471886
NP6 4EA Dewstow 51.593761 -2.763616 347200 188600 ST471886
NP6 4EB Caerwent 51.595568 -2.762202 347300 188800 ST472888
NP6 4ED Dewstow 51.595578 -2.760759 347400 188800 ST473888
NP6 4EE Dewstow 51.592 -2.757812 347600 188400 ST475884
NP6 4EF Dewstow 51.591981 -2.760699 347400 188400 ST473884
NP6 4EG Dewstow 51.591981 -2.760699 347400 188400 ST473884
NP6 4EH Dewstow 51.591073 -2.762127 347300 188300 ST472883
NP6 4EJ West End 51.591972 -2.762142 347300 188400 ST472884
NP6 4EL Dewstow 51.59378 -2.760729 347400 188600 ST473886
NP6 4EN Dewstow 51.591101 -2.757797 347600 188300 ST475883
NP6 4EP Severn 51.586643 -2.751949 348000 187800 ST479878
NP6 4EQ Severn 51.588413 -2.756309 347700 188000 ST476880
NP6 4ER Severn 51.586652 -2.750506 348100 187800 ST480878
NP6 4ES Severn 51.586661 -2.749063 348200 187800 ST481878
NP6 4ET Severn 51.586679 -2.746176 348400 187800 ST483877
NP6 4EU Dewstow 51.591101 -2.757797 347600 188300 ST475883
NP6 4EW Dewstow 51.591101 -2.757797 347600 188300 ST475883
NP6 4EX Dewstow 51.589293 -2.75921 347500 188100 ST474880
NP6 4EY Dewstow 51.589303 -2.757767 347600 188100 ST475881
NP6 4EZ Dewstow 51.591092 -2.75924 347500 188300 ST474883
NP6 4FA Severn 51.58667 -2.747619 348300 187800 ST482877
NP6 4FB Severn 51.586661 -2.749063 348200 187800 ST481878
NP6 4FD Severn 51.587542 -2.751964 348000 187900 ST479879
NP6 4FE Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FF Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FG Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FH Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FJ Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FL Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4FN Severn 51.589321 -2.75488 347800 188100 ST477880
NP6 4GA Severn 51.585817 -2.740389 348800 187700 ST487877
NP6 4GB Severn 51.584909 -2.741817 348700 187600 ST486876
NP6 4GD Severn 51.587615 -2.740418 348800 187900 ST487879
NP6 4GT Dewstow 51.593419 -2.760867 347390 188560 ST473885
NP6 4GU Dewstow 51.594688 -2.7593 347500 188700 ST474887
NP6 4GW Caldicot Cross 51.592065 -2.747708 348300 188400 ST482884
NP6 4GX Caldicot Cross 51.596514 -2.755 347800 188900 ST477889
NP6 4GY Caldicot Cross 51.593844 -2.750624 348100 188600 ST480885
NP6 4GZ Caldicot Cross 51.591166 -2.747693 348300 188300 ST482883
NP6 4HA Dewstow 51.591101 -2.757797 347600 188300 ST475883
NP6 4HB West End 51.587495 -2.75918 347500 187900 ST474878
NP6 4HD Dewstow 51.589293 -2.75921 347500 188100 ST474880
NP6 4HE West End 51.588385 -2.760639 347400 188000 ST473880
NP6 4HF Dewstow 51.590183 -2.760669 347400 188200 ST473882
NP6 4HG Dewstow 51.591082 -2.760684 347400 188300 ST473883
NP6 4HH Dewstow 51.592 -2.757812 347600 188400 ST475884
NP6 4HJ West End 51.588385 -2.760639 347400 188000 ST473880
NP6 4HL West End 51.591064 -2.76357 347200 188300 ST471883
NP6 4HN Caldicot Cross 51.592046 -2.750595 348100 188400 ST480883
NP6 4HP Caldicot Cross 51.589377 -2.74622 348400 188100 ST483881
NP6 4HQ Dewstow 51.591082 -2.760684 347400 188300 ST473883
NP6 4HR Caldicot Cross 51.589386 -2.744777 348500 188100 ST484881
NP6 4HS Caldicot Cross 51.591175 -2.74625 348400 188300 ST483883
NP6 4HT Caldicot Castle 51.595661 -2.747767 348300 188800 ST482888
NP6 4HU Caldicot Castle 51.592092 -2.743378 348600 188400 ST485884
NP6 4HW Caldicot Cross 51.592964 -2.747723 348300 188500 ST482885
NP6 4HX Severn 51.591138 -2.752023 348000 188300 ST479883
NP6 4HY Severn 51.591147 -2.75058 348100 188300 ST480883
NP6 4HZ Severn 51.590257 -2.749122 348200 188200 ST481881
NP6 4JA Severn 51.588496 -2.743319 348600 188000 ST485880
NP6 4JB Caldicot Castle 51.59122 -2.739033 348900 188300 ST488882
NP6 4JD Caldicot Cross 51.587606 -2.741861 348700 187900 ST486879
NP6 4JE Severn 51.585817 -2.740389 348800 187700 ST487877
NP6 4JF Severn 51.587615 -2.740418 348800 187900 ST487879
NP6 4JG Caldicot Cross 51.588505 -2.741876 348700 188000 ST486880
NP6 4JH Severn 51.585826 -2.738945 348900 187700 ST488877
NP6 4JJ Caerwent 51.609935 -2.765331 347100 190400 ST470904
NP6 4JL Caldicot Cross 51.589395 -2.743334 348600 188100 ST485881
NP6 4JN West End 51.585688 -2.760594 347400 187700 ST473877
NP6 4JP Dewstow 51.592 -2.757812 347600 188400 ST475884
NP6 4JQ Severn 51.587615 -2.740418 348800 187900 ST487879
NP6 4JR Caldicot Cross 51.597404 -2.756458 347700 189000 ST476890
NP6 4JS Caldicot Castle 51.599239 -2.750713 348100 189200 ST480892
NP6 4JT West End 51.585688 -2.760594 347400 187700 ST473877
NP6 4JU West End 51.585678 -2.762037 347300 187700 ST472876
NP6 4JW West End 51.585688 -2.760594 347400 187700 ST473877
NP6 4JX West End 51.586578 -2.762052 347300 187800 ST472878
NP6 4JY West End 51.586578 -2.762052 347300 187800 ST472878
Contains OS data © Crown copyright and database right 2026
Contains Royal Mail data © Royal Mail copyright and database right 2026
Contains National Statistics data © Crown copyright and database rights 2026
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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