Postcodes in Welwyn Hatfield page 18 Local Authority District

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This page provides postcode data for the Welwyn Hatfield UK Local Authority District.

In 2021, Welwyn Hatfield contained approximately 46,200 households with a population of about 119,900

In 2011, Welwyn Hatfield contained approximately 43,600 households with a population of about 110,474

Wards in this Local Authority District
Brookmans Park and Little Heath ,   Haldens ,   Handside ,   Hatfield Central ,   Hatfield East ,   Hatfield South West ,   Hatfield Villages ,   Hollybush ,   Howlands ,   Northaw and Cuffley ,   Panshanger ,   Peartree ,   Sherrards ,   Welham Green and Hatfield South ,   Welwyn East ,   Welwyn West
Parishes in this Local Authority District
Ayot St Lawrence ,   Ayot St Peter ,   Essendon ,   Hatfield ,   North Mymms ,   Northaw and Cuffley ,   Welwyn ,   Welwyn Hatfield, unparished area ,   Woolmer Green
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use

Postcode Ward Latitude Longitude Easting Northing Grid ref
AL6 9TF Welwyn West 51.857102 -0.198868 524138 219146 TL241191
AL6 9TG Welwyn West 51.857455 -0.197808 524210 219187 TL242191
AL6 9TH Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9TP Welwyn West 51.84209 -0.216887 522938 217446 TL229174
AL6 9TQ Welwyn West 51.854394 -0.198758 524153 218845 TL241188
AL6 9TR Welwyn West 51.844728 -0.21356 523160 217745 TL231177
AL6 9TS Welwyn West 51.84093 -0.222232 522573 217308 TL225173
AL6 9TT Welwyn West 51.840259 -0.223027 522520 217232 TL225172
AL6 9TX Welwyn West 51.843145 -0.220606 522679 217557 TL226175
AL6 9UJ Welwyn West 51.840234 -0.223783 522468 217228 TL224172
AL6 9UQ Welwyn West 51.85497 -0.204094 523784 218900 TL237188
AL6 9WA Welwyn West 51.854726 -0.204031 523789 218873 TL237188
AL6 9WB Welwyn West 51.854726 -0.204031 523789 218873 TL237188
AL6 9WD Welwyn West 51.854726 -0.204031 523789 218873 TL237188
AL6 9WG Welwyn West 51.854726 -0.204031 523789 218873 TL237188
AL6 9WJ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9WQ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XA Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XB Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XJ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XL Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XN Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XP Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XQ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XR Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XS Welwyn West 51.833998 -0.209253 523486 216559 TL234165
AL6 9XU Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XW Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9XZ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZF Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZG Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL6 9ZH Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL6 9ZJ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZL Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZN Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL6 9ZP Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL6 9ZQ Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZR Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZS Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZT Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZU Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL6 9ZW Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZX Peartree 51.804489 -0.195874 524489 213300 TL244132
AL6 9ZY Welwyn West 51.832357 -0.217214 522942 216363 TL229163
AL7 1AA Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1AB Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1AD Haldens 51.803228 -0.191109 524821 213168 TL248131
AL7 1AE Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1AF Peartree 51.801754 -0.192894 524702 213001 TL247130
AL7 1AG Peartree 51.803574 -0.194272 524602 213201 TL246132
AL7 1AH Peartree 51.804773 -0.193919 524623 213335 TL246133
AL7 1AJ Haldens 51.804513 -0.188084 525026 213316 TL250133
AL7 1AL Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1AN Haldens 51.803847 -0.189213 524950 213240 TL249132
AL7 1AP Haldens 51.801017 -0.185903 525186 212931 TL251129
AL7 1AQ Peartree 51.803574 -0.194272 524602 213201 TL246132
AL7 1AR Haldens 51.803529 -0.191372 524802 213201 TL248132
AL7 1AS Peartree 51.804642 -0.194127 524609 213320 TL246133
AL7 1AT Haldens 51.801954 -0.187737 525057 213032 TL250130
AL7 1AU Peartree 51.803122 -0.192375 524734 213154 TL247131
AL7 1AW Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1AX Haldens 51.80411 -0.190551 524857 213267 TL248132
AL7 1AY Haldens 51.804286 -0.192024 524755 213284 TL247132
AL7 1AZ Haldens 51.80455 -0.18933 524940 213318 TL249133
AL7 1BA Haldens 51.804681 -0.189107 524955 213333 TL249133
AL7 1BB Haldens 51.809938 -0.188302 524996 213919 TL249139
AL7 1BD Peartree 51.803712 -0.193903 524627 213217 TL246132
AL7 1BE Haldens 51.80392 -0.191618 524784 213244 TL247132
AL7 1BF Haldens 51.809938 -0.188302 524996 213919 TL249139
AL7 1BG Peartree 51.798791 -0.189647 524934 212677 TL249126
AL7 1BH Peartree 51.801844 -0.195835 524499 213006 TL244130
AL7 1BJ Haldens 51.804379 -0.190483 524861 213297 TL248132
AL7 1BL Peartree 51.805878 -0.197327 524385 213452 TL243134
AL7 1BN Peartree 51.802675 -0.194307 524602 213101 TL246131
AL7 1BP Peartree 51.80267 -0.19396 524626 213101 TL246131
AL7 1BQ Haldens 51.801528 -0.186942 525113 212986 TL251129
AL7 1BS Peartree 51.800288 -0.194606 524588 212835 TL245128
AL7 1BT Haldens 51.809938 -0.188302 524996 213919 TL249139
AL7 1BU Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1BW Peartree 51.802232 -0.194122 524616 213052 TL246130
AL7 1BX Welwyn East 51.816013 -0.19038 524836 214591 TL248145
AL7 1BY Welwyn East 51.815401 -0.190317 524842 214523 TL248145
AL7 1BZ Haldens 51.809501 -0.188494 524984 213870 TL249138
AL7 1DA Haldens 51.810804 -0.192532 524702 214008 TL247140
AL7 1DB Haldens 51.811484 -0.19236 524712 214084 TL247140
AL7 1DD Haldens 51.812429 -0.190059 524868 214193 TL248141
AL7 1DE Haldens 51.81229 -0.190355 524848 214177 TL248141
AL7 1DF Haldens 51.813136 -0.189247 524922 214273 TL249142
AL7 1DG Haldens 51.813605 -0.188764 524954 214326 TL249143
AL7 1DH Welwyn East 51.812097 -0.191871 524744 214153 TL247141
AL7 1DJ Welwyn East 51.811829 -0.193724 524617 214120 TL246141
AL7 1DL Welwyn East 51.813458 -0.193833 524605 214301 TL246143
AL7 1DN Welwyn East 51.814824 -0.192589 524687 214455 TL246144
AL7 1DP Welwyn East 51.816307 -0.191354 524768 214622 TL247146
AL7 1DQ Welwyn East 51.813514 -0.189827 524881 214314 TL248143
AL7 1DR Welwyn East 51.81644 -0.192394 524696 214635 TL246146
AL7 1DS Welwyn East 51.814941 -0.190219 524850 214472 TL248144
AL7 1DT Peartree 51.804489 -0.195874 524489 213300 TL244132
AL7 1DU Welwyn East 51.814738 -0.190518 524830 214449 TL248144
AL7 1DW Welwyn East 51.81643 -0.192902 524661 214633 TL246146
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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