PO21 3 is a postcode sector in Arun, UK. Below is a complete list of PO21 3 Postcodes (Active). PO21 3 postcode sector comprises of 260 active postcodes. PO21 3 sector has a population of 7900, and it has 3625 properties in the region.
| Population | 7900 |
| Addresses / Property Count | 3625 |
| Active Postcodes | 260 |
| Nearby Postcode Districts | 34 |
| Nearby Postcode Sectors | 5 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| PO21 3UB | 50.78569900 | -0.72340000 | 4 | 12 | 490088 | 99235 |
| PO21 3UE | 50.78187400 | -0.73803000 | 26 | 44 | 489064 | 98792 |
| PO21 3UF | 50.78238100 | -0.73671100 | 23 | 37 | 489156 | 98850 |
| PO21 3UG | 50.78247100 | -0.73753100 | 11 | 20 | 489098 | 98859 |
| PO21 3UP | 50.78626900 | -0.72622200 | 11 | 32 | 489888 | 99295 |
| PO21 3UQ | 50.78263600 | -0.73863300 | 26 | 40 | 489020 | 98876 |
| PO21 3UR | 50.78232300 | -0.73132200 | 15 | 34 | 489536 | 98850 |
| PO21 3UT | 50.78464500 | -0.71179600 | 5 | 11 | 490908 | 99132 |
| PO21 3UU | 50.78150100 | -0.73103200 | 10 | 21 | 489558 | 98759 |
| PO21 3YU | 50.78394700 | -0.67121600 | N/A | N/A | 493770 | 99105 |