AL7 1 is a postcode sector in Welwyn Hatfield, UK. Below is a complete list of AL7 1 Postcodes (Active). AL7 1 postcode sector comprises of 219 active postcodes. AL7 1 sector has a population of 5544, and it has 2410 properties in the region.
| Population | 5544 |
| Addresses / Property Count | 2410 |
| Active Postcodes | 219 |
| Nearby Postcode Districts | 9 |
| Nearby Postcode Sectors | 4 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| AL7 1UG | 51.81363400 | -0.19533500 | 36 | 81 | 524501 | 214318 |
| AL7 1UH | 51.81425400 | -0.19587600 | 5 | 17 | 524462 | 214386 |
| AL7 1UJ | 51.81541800 | -0.19375500 | 8 | 23 | 524605 | 214519 |
| AL7 1UL | 51.81400800 | -0.18397400 | 28 | 55 | 525283 | 214379 |
| AL7 1UN | 51.81471200 | -0.18591900 | 39 | 75 | 525147 | 214454 |
| AL7 1UP | 51.81613400 | -0.19460600 | 29 | 39 | 524544 | 214597 |
| AL7 1UQ | 51.81354300 | -0.19630500 | 26 | 49 | 524434 | 214306 |
| AL7 1UT | 51.80015000 | -0.19195200 | N/A | N/A | 524771 | 212824 |
| AL7 1UW | 51.81493000 | -0.18547500 | 33 | 62 | 525177 | 214479 |
| AL7 1WH | 51.80660200 | -0.19885100 | N/A | N/A | 524278 | 213530 |
| AL7 1WL | 51.80072200 | -0.19123800 | N/A | N/A | 524819 | 212889 |
| AL7 1WN | 51.81066700 | -0.19123200 | N/A | N/A | 524792 | 213995 |
| AL7 1WP | 51.81032400 | -0.19114400 | N/A | N/A | 524799 | 213957 |
| AL7 1WQ | 51.81023700 | -0.19194500 | N/A | N/A | 524744 | 213946 |
| AL7 1WS | 51.81005200 | -0.19159000 | N/A | N/A | 524769 | 213926 |
| AL7 1WT | 51.80986700 | -0.19123500 | N/A | N/A | 524794 | 213906 |
| AL7 1WW | 51.80110100 | -0.19077300 | N/A | N/A | 524850 | 212932 |
| AL7 1XN | 51.80448200 | -0.19589800 | N/A | N/A | 524487 | 213299 |
| AL7 1ZR | 51.80448900 | -0.19587400 | N/A | N/A | 524489 | 213300 |