W3 is a postcode district in Hounslow, UK. Below is a complete list of W3 Postcodes (Active). W3 postcode district comprises of 1133 active postcodes and 6 postcode sectors. W3 district has a population of 52043, and it has 20686 properties in the region.
| Population | 52043 |
| Addresses / Property Count | 20686 |
| Active Postcodes | 1133 |
| Nearby Postcode Districts | 34 |
| Active Postcode Sectors | 6 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| W3 8LU | 51.50135100 | -0.28075600 | 8 | 28 | 519430 | 179447 |
| W3 8LW | 51.50106900 | -0.28298600 | 30 | 89 | 519276 | 179412 |
| W3 8LX | 51.50001300 | -0.28089300 | 33 | 87 | 519424 | 179298 |
| W3 8LY | 51.50112300 | -0.28114000 | 10 | 32 | 519404 | 179421 |
| W3 8LZ | 51.49790100 | -0.28151200 | 5 | 11 | 519387 | 179062 |
| W3 8NA | 51.49958400 | -0.28230700 | 32 | 86 | 519327 | 179248 |
| W3 8NB | 51.49844000 | -0.28155700 | 11 | 42 | 519382 | 179122 |
| W3 8ND | 51.49990400 | -0.28200700 | 30 | 83 | 519347 | 179284 |
| W3 8NE | 51.50203000 | -0.27668800 | N/A | N/A | 519711 | 179529 |
| W3 8NF | 51.50228000 | -0.27715400 | N/A | N/A | 519678 | 179556 |
| W3 8NG | 51.50517600 | -0.26506500 | 26 | 48 | 520509 | 179898 |
| W3 8NH | 51.50440100 | -0.26804800 | 17 | 53 | 520304 | 179807 |
| W3 8NJ | 51.50427100 | -0.26947100 | N/A | N/A | 520206 | 179790 |
| W3 8NL | 51.50494000 | -0.27032500 | N/A | N/A | 520145 | 179863 |
| W3 8NN | 51.50452900 | -0.26747300 | 3 | 8 | 520344 | 179822 |
| W3 8NP | 51.50620800 | -0.26617800 | 12 | 24 | 520429 | 180011 |
| W3 8NQ | 51.50452100 | -0.26640100 | 3 | 6 | 520418 | 179823 |
| W3 8NR | 51.50483600 | -0.26641800 | 25 | 58 | 520416 | 179858 |
| W3 8NS | 51.50472000 | -0.26831000 | 12 | 20 | 520285 | 179842 |
| W3 8NT | 51.50371900 | -0.26627300 | 9 | 24 | 520429 | 179734 |
| W3 8NU | 51.50420000 | -0.26661500 | 17 | 45 | 520404 | 179787 |
| W3 8NW | 51.50611000 | -0.26735500 | N/A | N/A | 520348 | 179998 |
| W3 8NX | 51.50424500 | -0.26720400 | 15 | 37 | 520363 | 179791 |
| W3 8NY | 51.50433800 | -0.26561500 | 86 | 162 | 520473 | 179804 |
| W3 8NZ | 51.50574300 | -0.26634000 | 42 | 55 | 520419 | 179959 |
| W3 8PA | 51.50554300 | -0.26803400 | 52 | 102 | 520302 | 179934 |
| W3 8PD | 51.50582400 | -0.26515600 | 41 | 87 | 520501 | 179970 |
| W3 8PE | 51.50511000 | -0.26669600 | 9 | 42 | 520396 | 179888 |
| W3 8PF | 51.50530100 | -0.26734300 | 13 | 35 | 520351 | 179908 |
| W3 8PH | 51.50668500 | -0.27287500 | N/A | N/A | 519963 | 180053 |
| W3 8PJ | 51.50637300 | -0.27187800 | 34 | 42 | 520033 | 180020 |
| W3 8PL | 51.50106500 | -0.27843300 | N/A | N/A | 519592 | 179419 |
| W3 8PN | 51.50685100 | -0.27194700 | 74 | 172 | 520027 | 180073 |
| W3 8PP | 51.50630800 | -0.27103700 | 10 | 26 | 520092 | 180014 |
| W3 8PQ | 51.50192900 | -0.27285900 | N/A | N/A | 519977 | 179524 |
| W3 8PR | 51.50559400 | -0.26958000 | 6 | 6 | 520195 | 179937 |
| W3 8PU | 51.50675500 | -0.27091300 | 25 | 70 | 520099 | 180064 |
| W3 8PX | 51.50546200 | -0.26972900 | N/A | N/A | 520185 | 179922 |
| W3 8PY | 51.50490100 | -0.26958500 | 18 | 50 | 520196 | 179860 |
| W3 8QA | 51.50564600 | -0.27258300 | 19 | 54 | 519986 | 179938 |
| W3 8QD | 51.50556400 | -0.27311900 | 6 | 12 | 519949 | 179928 |
| W3 8QE | 51.50621400 | -0.27019900 | N/A | N/A | 520150 | 180005 |
| W3 8QF | 51.50515800 | -0.27728500 | 4 | 11 | 519661 | 179876 |
| W3 8QG | 51.50522000 | -0.27542300 | 32 | 87 | 519790 | 179886 |
| W3 8QH | 51.50517000 | -0.27444600 | 10 | 22 | 519858 | 179882 |
| W3 8QJ | 51.50463400 | -0.27764200 | 12 | 30 | 519638 | 179817 |
| W3 8QL | 51.50543100 | -0.27447900 | 16 | 29 | 519855 | 179911 |
| W3 8QP | 51.50521000 | -0.27101500 | 33 | 93 | 520096 | 179892 |
| W3 8QQ | 51.50485200 | -0.27788700 | 33 | 87 | 519620 | 179841 |
| W3 8QR | 51.50209800 | -0.27824200 | N/A | N/A | 519603 | 179534 |