L21 3 is a postcode sector in Sefton, UK. Below is a complete list of L21 3 Postcodes (Active). L21 3 postcode sector comprises of 23 active postcodes. L21 3 sector has a population of 473, and it has 225 properties in the region.
| Population | 473 |
| Addresses / Property Count | 225 |
| Active Postcodes | 23 |
| Nearby Postcode Districts | 65 |
| Nearby Postcode Sectors | 9 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| L21 3AB | 53.46327800 | -3.00705700 | N/A | N/A | 333238 | 396754 |
| L21 3AD | 53.46492300 | -3.00610400 | N/A | N/A | 333304 | 396936 |
| L21 3TA | 53.46593200 | -3.00697100 | 1 | 2 | 333248 | 397049 |
| L21 3TB | 53.46506900 | -3.00800500 | 6 | 8 | 333178 | 396954 |
| L21 3TD | 53.46569900 | -3.00794500 | 46 | 93 | 333183 | 397024 |
| L21 3TE | 53.46486900 | -3.00515300 | 4 | 13 | 333367 | 396929 |
| L21 3TF | 53.46460500 | -3.00546300 | 10 | 17 | 333346 | 396900 |
| L21 3TG | 53.46494400 | -3.00896600 | N/A | N/A | 333114 | 396941 |
| L21 3TJ | 53.46491700 | -3.00584700 | 1 | 4 | 333321 | 396935 |
| L21 3TL | 53.46465700 | -3.00468100 | N/A | N/A | 333398 | 396905 |
| L21 3TN | 53.46631400 | -3.00731000 | 2 | 5 | 333226 | 397092 |
| L21 3TP | 53.46427900 | -3.00687200 | 5 | 10 | 333252 | 396865 |
| L21 3TQ | 53.47242300 | -2.99800800 | N/A | N/A | 333853 | 397763 |
| L21 3TR | 53.46492900 | -3.00648000 | 22 | 38 | 333279 | 396937 |
| L21 3TS | 53.46410900 | -3.00671700 | 18 | 47 | 333262 | 396846 |
| L21 3TT | 53.46377000 | -3.00621000 | 38 | 109 | 333295 | 396808 |
| L21 3TW | 53.46706600 | -3.00765900 | N/A | N/A | 333204 | 397176 |
| L21 3TX | 53.46525800 | -3.00691000 | 10 | 15 | 333251 | 396974 |
| L21 3TY | 53.46424800 | -3.00727800 | 1 | 4 | 333225 | 396862 |
| L21 3TZ | 53.46347200 | -3.00766600 | 32 | 53 | 333198 | 396776 |
| L21 3UA | 53.46626500 | -3.00898200 | 16 | 36 | 333115 | 397088 |
| L21 3UB | 53.46523100 | -3.00906300 | 2 | 6 | 333108 | 396973 |
| L21 3UD | 53.46427400 | -3.00638900 | 11 | 13 | 333284 | 396864 |