This is a list of postcodes in the AL5 1 area covering the areas of Harpenden, St Albans. The area contains approximately 2,528 households with a population of about 6,363 (2011 census)
Active postcode
Postcode no longer in use| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| AL5 1RP | 51.80458 | -0.340032 | 514550 | 213074 | TL145130 | Yes |
| AL5 1RQ | 51.803686 | -0.338513 | 514657 | 212977 | TL146129 | Yes |
| AL5 1RR | 51.804299 | -0.34113 | 514475 | 213041 | TL144130 | Yes |
| AL5 1RS | 51.801848 | -0.34077 | 514506 | 212769 | TL145127 | Yes |
| AL5 1RT | 51.800944 | -0.338497 | 514665 | 212672 | TL146126 | Yes |
| AL5 1RU | 51.80128 | -0.340675 | 514514 | 212706 | TL145127 | Yes |
| AL5 1RW | 51.805033 | -0.339 | 514620 | 213126 | TL146131 | Yes |
| AL5 1RX | 51.800339 | -0.340884 | 514502 | 212601 | TL145126 | No |
| AL5 1RZ | 51.800344 | -0.339955 | 514566 | 212603 | TL145126 | Yes |
| AL5 1SA | 51.801217 | -0.339401 | 514602 | 212701 | TL146127 | No |
| AL5 1SB | 51.801217 | -0.339401 | 514602 | 212701 | TL146127 | No |
| AL5 1SD | 51.804179 | -0.335216 | 514883 | 213037 | TL148130 | Yes |
| AL5 1SE | 51.80321 | -0.336601 | 514790 | 212927 | TL147129 | Yes |
| AL5 1SF | 51.802411 | -0.336688 | 514786 | 212838 | TL147128 | Yes |
| AL5 1SG | 51.803784 | -0.336522 | 514794 | 212991 | TL147129 | Yes |
| AL5 1SH | 51.802893 | -0.338339 | 514671 | 212889 | TL146128 | Yes |
| AL5 1SJ | 51.802191 | -0.337683 | 514718 | 212812 | TL147128 | Yes |
| AL5 1SL | 51.802243 | -0.336289 | 514814 | 212820 | TL148128 | Yes |
| AL5 1SN | 51.801871 | -0.337956 | 514700 | 212776 | TL146127 | Yes |
| AL5 1SP | 51.802094 | -0.335264 | 514885 | 212805 | TL148128 | Yes |
| AL5 1SQ | 51.803692 | -0.337004 | 514761 | 212980 | TL147129 | Yes |
| AL5 1SR | 51.803047 | -0.335925 | 514837 | 212910 | TL148129 | Yes |
| AL5 1SS | 51.802568 | -0.333825 | 514983 | 212860 | TL149128 | Yes |
| AL5 1ST | 51.803599 | -0.334266 | 514950 | 212974 | TL149129 | Yes |
| AL5 1SU | 51.802944 | -0.333072 | 515034 | 212903 | TL150129 | Yes |
| AL5 1SW | 51.801716 | -0.336511 | 514800 | 212761 | TL147127 | Yes |
| AL5 1SX | 51.803842 | -0.332952 | 515040 | 213003 | TL150130 | Yes |
| AL5 1SY | 51.803802 | -0.332054 | 515102 | 213000 | TL151129 | Yes |
| AL5 1SZ | 51.800721 | -0.338665 | 514654 | 212647 | TL146126 | Yes |
| AL5 1TA | 51.801104 | -0.339057 | 514626 | 212689 | TL146126 | Yes |
| AL5 1TB | 51.801356 | -0.339077 | 514624 | 212717 | TL146127 | Yes |
| AL5 1TD | 51.80115 | -0.337823 | 514711 | 212696 | TL147126 | Yes |
| AL5 1TE | 51.814094 | -0.353479 | 513599 | 214111 | TL135141 | Yes |
| AL5 1TF | 51.814024 | -0.354888 | 513502 | 214101 | TL135141 | No |
| AL5 1TG | 51.814024 | -0.354888 | 513502 | 214101 | TL135141 | No |
| AL5 1TH | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | Yes |
| AL5 1TQ | 51.814024 | -0.354888 | 513502 | 214101 | TL135141 | No |
| AL5 1WA | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | No |
| AL5 1WB | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WD | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WE | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | No |
| AL5 1WG | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WJ | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | No |
| AL5 1WW | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WX | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WY | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1WZ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1XA | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1XG | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | No |
| AL5 1XJ | 51.747655 | -0.301949 | 517323 | 206804 | TL173068 | No |
| AL5 1XN | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1XQ | 51.806451 | -0.34195 | 514413 | 213279 | TL144132 | No |
| AL5 1XZ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1YA | 51.805586 | -0.338704 | 514639 | 213188 | TL146131 | No |
| AL5 1YY | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1YZ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZD | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZE | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZF | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZG | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZH | 51.805586 | -0.338704 | 514639 | 213188 | TL146131 | No |
| AL5 1ZJ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZL | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZN | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZP | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZQ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZR | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZS | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZT | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZU | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZW | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |
| AL5 1ZX | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZY | 51.805548 | -0.338517 | 514652 | 213184 | TL146131 | No |
| AL5 1ZZ | 51.814769 | -0.353498 | 513596 | 214186 | TL135141 | No |