AL7 3 is a postcode sector in Welwyn Hatfield, UK. Below is a complete list of AL7 3 Postcodes (Active). AL7 3 postcode sector comprises of 236 active postcodes. AL7 3 sector has a population of 10447, and it has 4149 properties in the region.
| Population | 10447 |
| Addresses / Property Count | 4149 |
| Active Postcodes | 236 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| AL7 3TJ | 51.79152600 | -0.19847900 | 8 | 20 | 524345 | 211854 |
| AL7 3TL | 51.79206600 | -0.19909500 | 33 | 73 | 524301 | 211913 |
| AL7 3TN | 51.79191900 | -0.19710000 | 6 | 17 | 524439 | 211900 |
| AL7 3TP | 51.79076800 | -0.19888600 | 7 | 14 | 524319 | 211769 |
| AL7 3TQ | 51.79268100 | -0.19988300 | 46 | 122 | 524245 | 211980 |
| AL7 3TR | 51.79061000 | -0.19974800 | 8 | 25 | 524260 | 211750 |
| AL7 3TS | 51.79543500 | -0.20479100 | 40 | 108 | 523899 | 212278 |
| AL7 3TT | 51.79681500 | -0.20255600 | 44 | 72 | 524049 | 212435 |
| AL7 3TU | 51.79581700 | -0.20389100 | 54 | 154 | 523960 | 212322 |
| AL7 3TW | 51.79127800 | -0.19814000 | 20 | 52 | 524369 | 211827 |
| AL7 3UA | 51.79976600 | -0.19516300 | 6 | 20 | 524551 | 212776 |
| AL7 3UB | 51.80099300 | -0.19645800 | N/A | N/A | 524458 | 212910 |
| AL7 3UD | 51.79995500 | -0.19577900 | 4 | 12 | 524508 | 212796 |
| AL7 3UE | 51.79934300 | -0.19396200 | 12 | 34 | 524635 | 212731 |
| AL7 3UH | 51.79866500 | -0.19610600 | 8 | 16 | 524489 | 212652 |
| AL7 3UJ | 51.79704200 | -0.19797900 | N/A | N/A | 524364 | 212468 |
| AL7 3UL | 51.79794000 | -0.19730500 | 0 | 100 | 524408 | 212569 |
| AL7 3UN | 51.79797400 | -0.19616300 | 11 | 13 | 524487 | 212575 |
| AL7 3UP | 51.79754800 | -0.19759600 | 18 | 21 | 524389 | 212525 |
| AL7 3UQ | 51.80016800 | -0.19718700 | N/A | N/A | 524410 | 212817 |
| AL7 3UU | 51.79612000 | -0.19707300 | 6 | 10 | 524429 | 212367 |
| AL7 3UW | 51.79894100 | -0.19752600 | N/A | N/A | 524390 | 212680 |
| AL7 3UX | 51.79505800 | -0.19704300 | 44 | 90 | 524434 | 212249 |
| AL7 3UZ | 51.79582200 | -0.19600200 | 19 | 35 | 524504 | 212336 |
| AL7 3XA | 51.79304900 | -0.19679000 | 15 | 32 | 524457 | 212026 |
| AL7 3XB | 51.79224000 | -0.19637600 | 16 | 31 | 524488 | 211937 |
| AL7 3XD | 51.79164400 | -0.19676300 | N/A | N/A | 524463 | 211870 |
| AL7 3XE | 51.79281400 | -0.19742700 | 26 | 82 | 524414 | 211999 |
| AL7 3XF | 51.79510900 | -0.19758200 | 36 | 101 | 524397 | 212254 |
| AL7 3XG | 51.79470200 | -0.19858400 | 13 | 40 | 524329 | 212207 |
| AL7 3XH | 51.79554800 | -0.19807200 | 24 | 58 | 524362 | 212302 |
| AL7 3XJ | 51.79509600 | -0.19968500 | 21 | 58 | 524252 | 212249 |
| AL7 3XL | 51.79507500 | -0.20003400 | 14 | 32 | 524228 | 212246 |
| AL7 3XN | 51.79417700 | -0.20186800 | 33 | 111 | 524104 | 212143 |
| AL7 3XP | 51.79526000 | -0.19570500 | 40 | 88 | 524526 | 212274 |
| AL7 3XW | 51.79578000 | -0.19971600 | 16 | 52 | 524248 | 212325 |