| Postcode | Residential | Businesses | Locality | Latitude | Longitude |
|---|---|---|---|---|---|
| SO21 3NH | 0 | 51.1549504 | -1.3385291 | ||
| SO21 3NJ | 0 | 51.1536806 | -1.3429941 | ||
| SO21 3NL | 0 | 51.1545656 | -1.3404506 | ||
| SO21 3NP | 2 | 51.1760436 | -1.3757643 | ||
| SO21 3NR | 0 | 51.1523179 | -1.3749696 | ||
| SO21 3NS | 2 | 51.1413823 | -1.3832656 | ||
| SO21 3NT | 2 | 51.1380941 | -1.3821231 | ||
| SO21 3NU | 0 | 51.1475226 | -1.3881445 | ||
| SO21 3NX | 0 | 51.1509515 | -1.3464593 | ||
| SO21 3NY | 0 | 51.1348188 | -1.3566687 | ||
| SO21 3NZ | 1 | 51.1420705 | -1.3428018 | ||
| SO21 3PA | 0 | 51.1508548 | -1.3267493 | ||
| SO21 3PB | 3 | 1 | 51.1377991 | -1.3364018 | |
| SO21 3PD | 7 | 0 | 51.1431446 | -1.3323796 | |
| SO21 3PE | 1 | 0 | 51.1518514 | -1.3171694 | |
| SO21 3PF | 10 | 0 | 51.1510304 | -1.3075163 | |
| SO21 3PG | 7 | 0 | 51.1503576 | -1.3047527 | |
| SO21 3PH | 4 | 0 | 51.1492929 | -1.3056694 | |
| SO21 3PJ | 2 | 0 | 51.1489014 | -1.3048461 | |
| SO21 3PL | 7 | 1 | 51.1364966 | -1.3071337 |