Postcodes in Monmouthshire page 23 Unitary Authority

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

Parishes in this Unitary Authority
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
NP26 3WW West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3WX West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3WY West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3WZ West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YA West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YB West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YE Rogiet 51.592786 -2.775148 346400 188500 ST463885
NP26 3YF West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YG West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YH West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YJ West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YL Magor West 51.587529 -2.837544 342071 187963 ST420879
NP26 3YN Magor West 51.588445 -2.836421 342150 188064 ST421880
NP26 3YP Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3YQ West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YR Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3YS Magor West 51.588445 -2.836421 342150 188064 ST421880
NP26 3YT Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3YU West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YW Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3YX Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3YY West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3YZ West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZA West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZB Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3ZD Magor East with Undy 51.587397 -2.820611 343244 187935 ST432879
NP26 3ZE West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZF West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZG West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZH West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZJ West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZL West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZR West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZW West End 51.588001 -2.760185 347431 187957 ST474879
NP26 3ZX West End 51.588001 -2.760185 347431 187957 ST474879
NP26 4AA West End 51.588264 -2.759843 347455 187986 ST474879
NP26 4AB West End 51.587141 -2.759708 347463 187861 ST474878
NP26 4AD West End 51.588562 -2.761118 347367 188020 ST473880
NP26 4AE West End 51.590131 -2.761851 347318 188195 ST473881
NP26 4AF West End 51.591112 -2.763023 347238 188305 ST472883
NP26 4AG West End 51.592104 -2.763963 347174 188416 ST471884
NP26 4AH West End 51.588001 -2.760185 347431 187957 ST474879
NP26 4AJ Severn 51.587521 -2.757954 347585 187902 ST475879
NP26 4AL Dewstow 51.596653 -2.759983 347455 188919 ST474889
NP26 4BG Severn 51.591363 -2.751969 348004 188325 ST480883
NP26 4BH West End 51.588247 -2.758283 347563 187983 ST475879
NP26 4BN Severn 51.587639 -2.74944 348175 187909 ST481879
NP26 4BP Caldicot Cross 51.591985 -2.75032 348119 188393 ST481883
NP26 4BQ Severn 51.591286 -2.751304 348050 188316 ST480883
NP26 4BR Severn 51.589467 -2.754522 347825 188116 ST478881
NP26 4BS Severn 51.588392 -2.756698 347673 187998 ST476879
NP26 4BT Severn 51.588088 -2.756578 347681 187964 ST476879
NP26 4BU West End 51.586483 -2.758586 347540 187787 ST475877
NP26 4BW Severn 51.591041 -2.751733 348020 188289 ST480882
NP26 4DG Dewstow 51.593098 -2.757585 347617 188522 ST476885
NP26 4DH Severn 51.587495 -2.756423 347691 187898 ST476878
NP26 4DP Dewstow 51.593375 -2.756492 347693 188552 ST476885
NP26 4DQ Dewstow 51.594087 -2.757673 347612 188632 ST476886
NP26 4DR Dewstow 51.595034 -2.75997 347454 188739 ST474887
NP26 4DS Dewstow 51.595789 -2.758626 347548 188822 ST475888
NP26 4DT Dewstow 51.594848 -2.760905 347389 188719 ST473887
NP26 4DU Dewstow 51.594274 -2.760795 347396 188655 ST473886
NP26 4DW Dewstow 51.594756 -2.761279 347363 188709 ST473887
NP26 4DX Dewstow 51.593199 -2.762957 347245 188537 ST472885
NP26 4DY Dewstow 51.594313 -2.761734 347331 188660 ST473886
NP26 4DZ Dewstow 51.594004 -2.763591 347202 188627 ST472886
NP26 4EA Dewstow 51.59474 -2.762434 347283 188708 ST472887
NP26 4EB Dewstow 51.59583 -2.760734 347402 188828 ST474888
NP26 4ED Dewstow 51.596279 -2.759413 347494 188877 ST474888
NP26 4EE Dewstow 51.593433 -2.758687 347541 188560 ST475885
NP26 4EF Dewstow 51.592859 -2.759847 347460 188497 ST474884
NP26 4EG Dewstow 51.592484 -2.760765 347396 188456 ST473884
NP26 4EH Dewstow 51.591985 -2.76155 347341 188401 ST473884
NP26 4EJ Dewstow 51.593198 -2.7616 347339 188536 ST473885
NP26 4EL Dewstow 51.594052 -2.760242 347434 188630 ST474886
NP26 4EN Dewstow 51.592533 -2.75606 347722 188458 ST477884
NP26 4EP Dewstow 51.594727 -2.760138 347442 188705 ST474887
NP26 4EQ Severn 51.588871 -2.754959 347794 188050 ST477880
NP26 4EU Dewstow 51.591663 -2.755641 347750 188361 ST477883
NP26 4EW Dewstow 51.590785 -2.757922 347591 188265 ST475882
NP26 4EX Dewstow 51.590025 -2.757346 347630 188180 ST476881
NP26 4EY Dewstow 51.589051 -2.757777 347599 188072 ST475880
NP26 4EZ Dewstow 51.591485 -2.758193 347573 188343 ST475883
NP26 4FD Severn 51.588003 -2.755696 347742 187954 ST477879
NP26 4FE Severn 51.589758 -2.754021 347860 188148 ST478881
NP26 4FF Severn 51.589592 -2.753412 347902 188129 ST479881
NP26 4FJ West End 51.585612 -2.759784 347456 187691 ST474876
NP26 4FL West End 51.58659 -2.760089 347436 187800 ST474878
NP26 4GS Caldicot Cross 51.592368 -2.750947 348076 188436 ST480884
NP26 4GT Caldicot Cross 51.592199 -2.750626 348098 188417 ST480884
NP26 4GU West End 51.586457 -2.762685 347256 187787 ST472877
NP26 4GW Caldicot Castle 51.594783 -2.747276 348333 188702 ST483887
NP26 4GX Caldicot Cross 51.596524 -2.754798 347814 188901 ST478889
NP26 4GY Caldicot Cross 51.592532 -2.750516 348106 188454 ST481884
NP26 4GZ Caldicot Cross 51.591256 -2.746237 348401 188309 ST484883
NP26 4HA Dewstow 51.592003 -2.757408 347628 188400 ST476884
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
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