| Postcode | Residential | Businesses | Locality | Latitude | Longitude |
|---|---|---|---|---|---|
| SN3 1NJ | 30 | 0 | 51.5437794 | -1.7642022 | |
| SN3 1NL | 8 | 0 | 51.5437915 | -1.7613037 | |
| SN3 1NN | 28 | 0 | 51.5441619 | -1.7577831 | |
| SN3 1NP | 42 | 1 | 51.5446352 | -1.7477293 | |
| SN3 1NQ | 45 | 0 | 51.5387113 | -1.7569182 | |
| SN3 1NR | 20 | 0 | 51.5433597 | -1.7611906 | |
| SN3 1NS | 20 | 1 | 51.5415824 | -1.762714 | |
| SN3 1NT | 13 | 0 | 51.5429659 | -1.7621155 | |
| SN3 1NU | 16 | 0 | 51.5424821 | -1.7629689 | |
| SN3 1NW | 4 | 0 | 51.5449154 | -1.750787 | |
| SN3 1NX | 25 | 0 | 51.5435572 | -1.7655301 | |
| SN3 1PA | 6 | 0 | 51.5482221 | -1.7737985 | |
| SN3 1PB | 48 | 0 | 51.5484997 | -1.7732058 | |
| SN3 1PD | 20 | 14 | 51.5492859 | -1.7752643 | |
| SN3 1PG | 10 | 0 | 51.5441151 | -1.7496252 | |
| SN3 1PH | 9 | 0 | 51.5488924 | -1.7717184 | |
| SN3 1PJ | 14 | 0 | 51.5477318 | -1.7713637 | |
| SN3 1PL | 11 | 0 | 51.5456235 | -1.7691823 | |
| SN3 1PN | 9 | 0 | 51.5452809 | -1.7686938 | |
| SN3 1PP | 13 | 0 | 51.545758 | -1.7689798 |