Postcodes in Monmouthshire page 24 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
NP26 4HB Dewstow 51.5894 -2.7594 347487 188112 ST474881
NP26 4HD Dewstow 51.59094 -2.759079 347511 188283 ST475882
NP26 4HE Dewstow 51.590229 -2.760482 347413 188205 ST474882
NP26 4HF Dewstow 51.59027 -2.759761 347463 188209 ST474882
NP26 4HG Dewstow 51.591326 -2.760587 347407 188327 ST474883
NP26 4HH Dewstow 51.592508 -2.757171 347645 188456 ST476884
NP26 4HJ Dewstow 51.588959 -2.759493 347480 188063 ST474880
NP26 4HL West End 51.591604 -2.762078 347304 188359 ST473883
NP26 4HN Caldicot Cross 51.592522 -2.749361 348186 188452 ST481884
NP26 4HP Caldicot Cross 51.589414 -2.745947 348419 188104 ST484881
NP26 4HQ Dewstow 51.591639 -2.759452 347486 188361 ST474883
NP26 4HR Caldicot Cross 51.590773 -2.74441 348527 188254 ST485882
NP26 4HS Caldicot Cross 51.590795 -2.746547 348379 188258 ST483882
NP26 4HT Caldicot Castle 51.594653 -2.746466 348389 188687 ST483886
NP26 4HU Caldicot Castle 51.592826 -2.742538 348659 188481 ST486884
NP26 4HW Caldicot Cross 51.593119 -2.747379 348324 188517 ST483885
NP26 4HX Severn 51.591371 -2.750757 348088 188325 ST480883
NP26 4HY Caldicot Cross 51.591459 -2.749589 348169 188334 ST481883
NP26 4HZ Caldicot Cross 51.589835 -2.746185 348403 188151 ST484881
NP26 4JA Caldicot Cross 51.588961 -2.742215 348677 188051 ST486880
NP26 4JB Caldicot Castle 51.596937 -2.747889 348293 188942 ST482889
NP26 4JD Caldicot Castle 51.597468 -2.749168 348205 189002 ST482890
NP26 4JE Caldicot Cross 51.589097 -2.745003 348484 188068 ST484880
NP26 4JL Caldicot Cross 51.59031 -2.742237 348677 188201 ST486882
NP26 4JN West End 51.586127 -2.760861 347382 187749 ST473877
NP26 4JP West End 51.592194 -2.762608 347268 188425 ST472884
NP26 4JR Caldicot Cross 51.598003 -2.755631 347758 189066 ST477890
NP26 4JS Caldicot Cross 51.58973 -2.741564 348723 188136 ST487881
NP26 4JT West End 51.585654 -2.760232 347425 187696 ST474876
NP26 4JU West End 51.585356 -2.761844 347313 187664 ST473876
NP26 4JW West End 51.585865 -2.760957 347375 187720 ST473877
NP26 4JX West End 51.586448 -2.761241 347356 187785 ST473877
NP26 4JY West End 51.587224 -2.762265 347286 187872 ST472878
NP26 4JZ West End 51.586961 -2.762549 347266 187843 ST472878
NP26 4LA West End 51.587389 -2.763047 347232 187891 ST472878
NP26 4LB West End 51.586586 -2.763553 347196 187802 ST471878
NP26 4LD West End 51.58849 -2.763874 347176 188014 ST471880
NP26 4LE West End 51.588944 -2.764646 347123 188065 ST471880
NP26 4LF West End 51.589956 -2.765169 347088 188178 ST470881
NP26 4LG West End 51.587634 -2.76142 347345 187917 ST473879
NP26 4LH West End 51.590183 -2.763455 347207 188202 ST472882
NP26 4LJ West End 51.589333 -2.762776 347253 188107 ST472881
NP26 4LL West End 51.588986 -2.763651 347192 188069 ST471880
NP26 4LN West End 51.588812 -2.762768 347253 188049 ST472880
NP26 4LP West End 51.588059 -2.76238 347279 187965 ST472879
NP26 4LQ West End 51.590393 -2.764339 347146 188226 ST471882
NP26 4LR West End 51.590816 -2.765688 347053 188274 ST470882
NP26 4LU Caldicot Cross 51.593842 -2.74817 348270 188598 ST482885
NP26 4LW West End 51.58856 -2.762763 347253 188021 ST472880
NP26 4LY Severn 51.590877 -2.752091 347995 188271 ST479882
NP26 4LZ Caldicot Cross 51.592881 -2.75224 347987 188494 ST479884
NP26 4NA Caldicot Cross 51.59258 -2.752884 347942 188461 ST479884
NP26 4NB Caldicot Cross 51.592571 -2.754285 347845 188461 ST478884
NP26 4ND Caldicot Cross 51.593744 -2.753741 347884 188591 ST478885
NP26 4NE Caldicot Cross 51.594145 -2.755668 347751 188637 ST477886
NP26 4NF Caldicot Cross 51.594168 -2.756246 347711 188640 ST477886
NP26 4NG Caldicot Cross 51.594951 -2.757486 347626 188728 ST476887
NP26 4NH Caldicot Cross 51.597094 -2.757132 347653 188966 ST476889
NP26 4NJ Caldicot Cross 51.597866 -2.757231 347647 189052 ST476890
NP26 4NL Caldicot Cross 51.595053 -2.754311 347846 188737 ST478887
NP26 4NN Caldicot Cross 51.597993 -2.755732 347751 189065 ST477890
NP26 4NP Caldicot Cross 51.59456 -2.753971 347869 188682 ST478886
NP26 4NQ Caldicot Cross 51.596557 -2.758119 347584 188907 ST475889
NP26 4NR Caldicot Cross 51.595633 -2.756385 347703 188803 ST477888
NP26 4NX Caldicot Cross 51.596214 -2.755486 347766 188867 ST477888
NP26 4PF Caldicot Castle 51.598672 -2.749361 348193 189136 ST481891
NP26 4PG Caldicot Castle 51.598708 -2.747976 348289 189139 ST482891
NP26 4PH Caldicot Castle 51.597695 -2.747512 348320 189026 ST483890
NP26 4PJ Caldicot Cross 51.591835 -2.746997 348349 188374 ST483883
NP26 4PL Caldicot Cross 51.59245 -2.746473 348386 188442 ST483884
NP26 4PN Caldicot Cross 51.593786 -2.751259 348056 188594 ST480885
NP26 4PP Caldicot Cross 51.594353 -2.752611 347963 188658 ST479886
NP26 4PQ Caldicot Castle 51.595977 -2.746242 348406 188834 ST484888
NP26 4PR Caldicot Castle 51.597565 -2.752433 347979 189015 ST479890
NP26 4PS Caldicot Castle 51.597521 -2.750815 348091 189009 ST480890
NP26 4PT Caldicot Castle 51.597453 -2.751536 348041 189002 ST480890
NP26 4PU Caldicot Castle 51.59716 -2.752368 347983 188970 ST479889
NP26 4PW Caldicot Castle 51.596586 -2.753528 347902 188907 ST479889
NP26 4PX Caldicot Castle 51.595435 -2.749337 348191 188776 ST481887
NP26 4PY Caldicot Castle 51.596346 -2.749005 348215 188877 ST482888
NP26 4PZ Caldicot Castle 51.595444 -2.750853 348086 188778 ST480887
NP26 4QA Caldicot Castle 51.595987 -2.750313 348124 188838 ST481888
NP26 4QB Caldicot Castle 51.596697 -2.751697 348029 188918 ST480889
NP26 4QD West End 51.59166 -2.764548 347133 188367 ST471883
NP26 4QE West End 51.592298 -2.766002 347033 188439 ST470884
NP26 4QF West End 51.588593 -2.761855 347316 188024 ST473880
NP26 4QG Caldicot Castle 51.599145 -2.752719 347961 189191 ST479891
NP26 4QH Caldicot Castle 51.598472 -2.753892 347879 189117 ST478891
NP26 4QJ Caldicot Castle 51.600402 -2.748755 348237 189328 ST482893
NP26 4QL Caldicot Cross 51.592095 -2.745745 348436 188402 ST484884
NP26 4QN Caldicot Cross 51.593129 -2.752865 347944 188522 ST479885
NP26 4QP Caldicot Cross 51.596033 -2.754255 347851 188846 ST478888
NP26 4QQ Caerwent 51.607407 -2.762704 347279 190117 ST472901
NP26 4QR Severn 51.589891 -2.754356 347837 188163 ST478881
NP26 4QS Caerwent 51.608185 -2.764695 347142 190205 ST471902
NP26 4QT Caerwent 51.607822 -2.762523 347292 190163 ST472901
NP26 4QU Caerwent 51.606963 -2.763289 347238 190068 ST472900
NP26 4QW Caerwent 51.607299 -2.764117 347181 190106 ST471901
NP26 4QX Caldicot Castle 51.599518 -2.747773 348304 189229 ST483892
NP26 4QY West End 51.591223 -2.764006 347170 188318 ST471883
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




© 2026 Chris Bell [ Email ] [ Bluesky ] [ Strava ] [ Privacy ]