HA1 3 is a postcode sector in Harrow, UK. Below is a complete list of HA1 3 Postcodes (Active). HA1 3 postcode sector comprises of 255 active postcodes. HA1 3 sector has a population of 9973, and it has 3542 properties in the region.
| Population | 9973 |
| Addresses / Property Count | 3542 |
| Active Postcodes | 255 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| HA1 3JE | 51.56849000 | -0.33519100 | 24 | 69 | 515482 | 186826 |
| HA1 3JF | 51.56698700 | -0.33950300 | 1 | 2 | 515187 | 186652 |
| HA1 3JG | 51.56751600 | -0.33874800 | 10 | 27 | 515238 | 186712 |
| HA1 3JH | 51.56795200 | -0.33909300 | 4 | 9 | 515213 | 186760 |
| HA1 3JJ | 51.56886300 | -0.33927600 | 26 | 53 | 515198 | 186861 |
| HA1 3JL | 51.56709100 | -0.33798400 | 0 | 29 | 515292 | 186666 |
| HA1 3JN | 51.56690100 | -0.34095600 | 2 | 5 | 515086 | 186640 |
| HA1 3JP | 51.56588500 | -0.34234200 | 12 | 31 | 514993 | 186525 |
| HA1 3JQ | 51.56721000 | -0.33942300 | 18 | 42 | 515192 | 186677 |
| HA1 3JR | 51.56513900 | -0.34681300 | 1 | 2 | 514685 | 186435 |
| HA1 3JS | 51.56523800 | -0.34225700 | 17 | 47 | 515001 | 186453 |
| HA1 3JT | 51.56416400 | -0.34653100 | 7 | 19 | 514707 | 186327 |
| HA1 3JU | 51.56538700 | -0.34849200 | 8 | 27 | 514568 | 186460 |
| HA1 3JW | 51.56680700 | -0.34265500 | 14 | 40 | 514969 | 186627 |
| HA1 3JX | 51.56385300 | -0.34746600 | 6 | 13 | 514643 | 186291 |
| HA1 3JY | 51.56328900 | -0.34698100 | 7 | 19 | 514678 | 186229 |
| HA1 3JZ | 51.56275100 | -0.34646700 | 5 | 9 | 514715 | 186170 |
| HA1 3LA | 51.56293600 | -0.34748400 | 5 | 17 | 514644 | 186189 |
| HA1 3LB | 51.56426000 | -0.34683800 | 3 | 8 | 514685 | 186337 |
| HA1 3LD | 51.56471800 | -0.34630900 | 1 | 3 | 514721 | 186389 |
| HA1 3LE | 51.56511700 | -0.34590500 | 11 | 32 | 514748 | 186434 |
| HA1 3LF | 51.56741900 | -0.34338300 | 15 | 54 | 514917 | 186694 |
| HA1 3LH | 51.57243400 | -0.33812100 | 1 | 1 | 515269 | 187260 |
| HA1 3LJ | 51.57132700 | -0.33928700 | 1 | 4 | 515191 | 187135 |
| HA1 3LL | 51.57173400 | -0.33883900 | 24 | 45 | 515221 | 187181 |
| HA1 3LN | 51.57127100 | -0.33980800 | 13 | 35 | 515155 | 187128 |
| HA1 3LP | 51.56997100 | -0.34008700 | 18 | 38 | 515139 | 186983 |
| HA1 3LS | 51.56902800 | -0.34015000 | N/A | N/A | 515137 | 186878 |
| HA1 3LT | 51.56940600 | -0.34016500 | 3 | 8 | 515135 | 186920 |
| HA1 3LU | 51.56858300 | -0.34044000 | 32 | 55 | 515118 | 186828 |
| HA1 3LW | 51.57071400 | -0.33984300 | 4 | 11 | 515154 | 187066 |
| HA1 3LY | 51.56760600 | -0.33989100 | 10 | 26 | 515159 | 186720 |
| HA1 3LZ | 51.56712200 | -0.33999500 | 11 | 22 | 515153 | 186666 |
| HA1 3NA | 51.56497100 | -0.33860200 | 20 | 53 | 515255 | 186429 |
| HA1 3NB | 51.56563900 | -0.33893200 | 29 | 49 | 515230 | 186503 |
| HA1 3ND | 51.56554800 | -0.33762200 | 3 | 13 | 515321 | 186495 |
| HA1 3NE | 51.56775600 | -0.33537700 | 5 | 11 | 515471 | 186744 |
| HA1 3NF | 51.56741300 | -0.33596700 | 4 | 8 | 515431 | 186705 |
| HA1 3NG | 51.56627300 | -0.33802800 | 9 | 16 | 515291 | 186575 |
| HA1 3NH | 51.56659100 | -0.33951700 | 24 | 55 | 515187 | 186608 |
| HA1 3NQ | 51.56638300 | -0.33938100 | 5 | 13 | 515197 | 186585 |
| HA1 3NT | 51.56379100 | -0.33925900 | 8 | 17 | 515212 | 186297 |
| HA1 3NU | 51.56230500 | -0.34607900 | 6 | 17 | 514743 | 186121 |
| HA1 3NW | 51.56781000 | -0.33986200 | 10 | 24 | 515160 | 186743 |
| HA1 3NX | 51.56319200 | -0.33949700 | 19 | 53 | 515197 | 186230 |
| HA1 3NY | 51.56230100 | -0.33882200 | 14 | 29 | 515246 | 186132 |
| HA1 3NZ | 51.56310400 | -0.33887200 | 11 | 41 | 515241 | 186221 |
| HA1 3PA | 51.56189700 | -0.34701000 | 11 | 27 | 514679 | 186074 |
| HA1 3PB | 51.56165600 | -0.34394600 | 9 | 17 | 514892 | 186052 |
| HA1 3PD | 51.56225000 | -0.34845400 | 3 | 9 | 514579 | 186111 |