This is a list of postcodes in the HA1 area covering the areas of Harrow, North Harrow, Northwick Park. The area contains approximately 14,194 households with a population of about 38,479 (2011 census)
Active postcode
Postcode no longer in use| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| HA1 4SA | 51.590134 | -0.347674 | 514563 | 189213 | TQ145892 | Yes |
| HA1 4SB | 51.589932 | -0.347378 | 514584 | 189191 | TQ145891 | Yes |
| HA1 4SD | 51.589092 | -0.349733 | 514423 | 189094 | TQ144890 | Yes |
| HA1 4SE | 51.588618 | -0.348624 | 514501 | 189043 | TQ145890 | Yes |
| HA1 4SF | 51.589473 | -0.346774 | 514627 | 189141 | TQ146891 | Yes |
| HA1 4SG | 51.58921 | -0.346596 | 514640 | 189112 | TQ146891 | Yes |
| HA1 4SH | 51.587233 | -0.344141 | 514815 | 188896 | TQ148888 | Yes |
| HA1 4SJ | 51.587129 | -0.344434 | 514795 | 188884 | TQ147888 | Yes |
| HA1 4SL | 51.588606 | -0.349678 | 514428 | 189040 | TQ144890 | Yes |
| HA1 4SN | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4SP | 51.583472 | -0.349056 | 514484 | 188470 | TQ144884 | No |
| HA1 4SQ | 51.58742 | -0.349721 | 514428 | 188908 | TQ144889 | Yes |
| HA1 4SR | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4SS | 51.591976 | -0.345658 | 514698 | 189421 | TQ146894 | Yes |
| HA1 4ST | 51.591454 | -0.344349 | 514790 | 189365 | TQ147893 | Yes |
| HA1 4SU | 51.590995 | -0.345015 | 514745 | 189313 | TQ147893 | Yes |
| HA1 4SW | 51.590887 | -0.34564 | 514702 | 189300 | TQ147893 | No |
| HA1 4SX | 51.590269 | -0.344551 | 514779 | 189233 | TQ147892 | Yes |
| HA1 4SY | 51.589507 | -0.344073 | 514814 | 189149 | TQ148891 | Yes |
| HA1 4SZ | 51.588517 | -0.343358 | 514866 | 189040 | TQ148890 | Yes |
| HA1 4TA | 51.587673 | -0.342812 | 514906 | 188947 | TQ149889 | Yes |
| HA1 4TB | 51.587453 | -0.342545 | 514925 | 188923 | TQ149889 | Yes |
| HA1 4TD | 51.587266 | -0.343924 | 514830 | 188900 | TQ148889 | Yes |
| HA1 4TE | 51.587737 | -0.34356 | 514854 | 188953 | TQ148889 | Yes |
| HA1 4TF | 51.588634 | -0.343989 | 514822 | 189052 | TQ148890 | Yes |
| HA1 4TG | 51.588313 | -0.346094 | 514677 | 189013 | TQ146890 | Yes |
| HA1 4TH | 51.588638 | -0.346212 | 514668 | 189049 | TQ146890 | Yes |
| HA1 4TJ | 51.589459 | -0.344508 | 514784 | 189143 | TQ147891 | Yes |
| HA1 4TL | 51.590322 | -0.345068 | 514743 | 189238 | TQ147892 | Yes |
| HA1 4TN | 51.591338 | -0.345739 | 514694 | 189350 | TQ146893 | Yes |
| HA1 4TP | 51.58707 | -0.344696 | 514777 | 188877 | TQ147888 | Yes |
| HA1 4TQ | 51.587995 | -0.348444 | 514515 | 188974 | TQ145889 | Yes |
| HA1 4TR | 51.595316 | -0.342144 | 514933 | 189798 | TQ149897 | Yes |
| HA1 4TS | 51.588843 | -0.347966 | 514546 | 189069 | TQ145890 | Yes |
| HA1 4TT | 51.589988 | -0.345672 | 514702 | 189200 | TQ147892 | No |
| HA1 4TU | 51.593817 | -0.339802 | 515099 | 189635 | TQ150896 | Yes |
| HA1 4TW | 51.591529 | -0.345862 | 514685 | 189371 | TQ146893 | Yes |
| HA1 4TX | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4TY | 51.593252 | -0.344976 | 514742 | 189564 | TQ147895 | Yes |
| HA1 4TZ | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4UA | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4UB | 51.593503 | -0.338571 | 515185 | 189602 | TQ151896 | Yes |
| HA1 4UD | 51.593303 | -0.33907 | 515151 | 189579 | TQ151895 | Yes |
| HA1 4UE | 51.593214 | -0.339751 | 515104 | 189568 | TQ151895 | Yes |
| HA1 4UF | 51.592843 | -0.340213 | 515073 | 189526 | TQ150895 | Yes |
| HA1 4UG | 51.592794 | -0.340604 | 515046 | 189520 | TQ150895 | Yes |
| HA1 4UH | 51.592947 | -0.34184 | 514960 | 189535 | TQ149895 | Yes |
| HA1 4UJ | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4UL | 51.583472 | -0.349056 | 514484 | 188470 | TQ144884 | No |
| HA1 4UN | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4UP | 51.592602 | -0.344798 | 514756 | 189492 | TQ147894 | Yes |
| HA1 4UQ | 51.592972 | -0.341088 | 515012 | 189539 | TQ150895 | Yes |
| HA1 4UR | 51.592763 | -0.343435 | 514850 | 189512 | TQ148895 | Yes |
| HA1 4US | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 4UT | 51.592135 | -0.341696 | 514972 | 189445 | TQ149894 | Yes |
| HA1 4UU | 51.591063 | -0.340869 | 515032 | 189327 | TQ150893 | Yes |
| HA1 4UW | 51.592489 | -0.345697 | 514694 | 189478 | TQ146894 | Yes |
| HA1 4UX | 51.592279 | -0.342312 | 514929 | 189460 | TQ149894 | Yes |
| HA1 4UY | 51.592083 | -0.343084 | 514876 | 189437 | TQ148894 | Yes |
| HA1 4UZ | 51.590223 | -0.341246 | 515008 | 189233 | TQ150892 | Yes |
| HA1 4WA | 51.59582 | -0.347901 | 514533 | 189845 | TQ145898 | Yes |
| HA1 4WB | 51.596268 | -0.348418 | 514496 | 189894 | TQ144898 | Yes |
| HA1 4WD | 51.596347 | -0.348271 | 514506 | 189903 | TQ145899 | Yes |
| HA1 4WE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4WF | 51.596329 | -0.34768 | 514547 | 189902 | TQ145899 | Yes |
| HA1 4WG | 51.590223 | -0.341246 | 515008 | 189233 | TQ150892 | No |
| HA1 4WH | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4WJ | 51.582302 | -0.353515 | 514178 | 188333 | TQ141883 | Yes |
| HA1 4WL | 51.597214 | -0.346608 | 514619 | 190002 | TQ146900 | Yes |
| HA1 4WN | 51.593495 | -0.345011 | 514739 | 189591 | TQ147895 | Yes |
| HA1 4WP | 51.593494 | -0.344953 | 514743 | 189591 | TQ147895 | Yes |
| HA1 4WQ | 51.593474 | -0.34543 | 514710 | 189588 | TQ147895 | Yes |
| HA1 4WR | 51.587375 | -0.344656 | 514779 | 188911 | TQ147889 | No |
| HA1 4WS | 51.583364 | -0.357417 | 513905 | 188445 | TQ139884 | Yes |
| HA1 4WT | 51.583315 | -0.357087 | 513928 | 188440 | TQ139884 | Yes |
| HA1 4WU | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4WW | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4WX | 51.590223 | -0.341246 | 515008 | 189233 | TQ150892 | No |
| HA1 4WY | 51.590223 | -0.341246 | 515008 | 189233 | TQ150892 | No |
| HA1 4WZ | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 4XA | 51.58942 | -0.342358 | 514933 | 189142 | TQ149891 | Yes |
| HA1 4XB | 51.590283 | -0.341721 | 514975 | 189239 | TQ149892 | Yes |
| HA1 4XD | 51.589651 | -0.342769 | 514904 | 189167 | TQ149891 | Yes |
| HA1 4XE | 51.590833 | -0.341195 | 515010 | 189301 | TQ150893 | Yes |
| HA1 4XF | 51.59096 | -0.343125 | 514876 | 189312 | TQ148893 | Yes |
| HA1 4XG | 51.591265 | -0.343071 | 514879 | 189346 | TQ148893 | Yes |
| HA1 4XH | 51.590044 | -0.343216 | 514872 | 189210 | TQ148892 | Yes |
| HA1 4XJ | 51.5904 | -0.342958 | 514889 | 189250 | TQ148892 | Yes |
| HA1 4XL | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4XN | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4XP | 51.589948 | -0.342787 | 514902 | 189200 | TQ149892 | No |
| HA1 4XQ | 51.590694 | -0.342168 | 514943 | 189284 | TQ149892 | Yes |
| HA1 4XR | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4XS | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4XT | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4XU | 51.580777 | -0.346108 | 514695 | 188175 | TQ146881 | No |
| HA1 4XW | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4XX | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4XY | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4XZ | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YA | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YB | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YD | 51.583451 | -0.357876 | 513873 | 188454 | TQ138884 | Yes |
| HA1 4YE | 51.583629 | -0.358346 | 513839 | 188473 | TQ138884 | Yes |
| HA1 4YF | 51.580737 | -0.34712 | 514625 | 188169 | TQ146881 | No |
| HA1 4YG | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YH | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YJ | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YL | 51.581026 | -0.345926 | 514707 | 188203 | TQ147882 | Yes |
| HA1 4YN | 51.581135 | -0.34533 | 514748 | 188216 | TQ147882 | Yes |
| HA1 4YP | 51.576162 | -0.345352 | 514759 | 187663 | TQ147876 | Yes |
| HA1 4YQ | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 4YR | 51.581041 | -0.348884 | 514502 | 188200 | TQ145882 | No |
| HA1 4YS | 51.583461 | -0.35789 | 513872 | 188455 | TQ138884 | No |
| HA1 4YT | 51.583723 | -0.349032 | 514485 | 188498 | TQ144884 | No |
| HA1 4YU | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 4YW | 51.581033 | -0.347672 | 514586 | 188201 | TQ145882 | Yes |
| HA1 4YX | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4YY | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 4YZ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZA | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZB | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZD | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 4ZE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZF | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZG | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZH | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZJ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZL | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZN | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZP | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZQ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZR | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZT | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZU | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 4ZX | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 4ZZ | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 9AA | 0 | 0 | No | |||
| HA1 9AB | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 9AD | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AF | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AG | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AH | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AJ | 51.588973 | -0.334262 | 515495 | 189105 | TQ154891 | No |
| HA1 9AL | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AN | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AP | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AQ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AR | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AS | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AT | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AU | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AW | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AX | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AY | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9AZ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BA | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BB | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BD | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BF | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 9BG | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BH | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BJ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BL | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 9BN | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BP | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BQ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BS | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BT | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BU | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | No |
| HA1 9BW | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 9BX | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BY | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9BZ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DA | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DB | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DD | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DF | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DG | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 9DH | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DJ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DL | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DN | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DP | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DQ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DR | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DS | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DT | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DU | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DW | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DX | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DY | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9DZ | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9EA | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9EB | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |
| HA1 9ED | 51.585229 | -0.329664 | 515823 | 188696 | TQ158886 | Yes |
| HA1 9EE | 51.585238 | -0.329664 | 515823 | 188697 | TQ158886 | No |