All postcodes in PE20 3
| Postcode | Place | Type |
|---|---|---|
| PE20 3QU | Hubbert's Bridge | street |
| PE20 3QX | — | street |
| PE20 3QY | — | street |
| PE20 3QZ | — | street |
| PE20 3RA | — | street |
| PE20 3RB | — | street |
| PE20 3RD | — | street |
| PE20 3RE | — | street |
| PE20 3RF | — | street |
| PE20 3RG | — | street |
| PE20 3RJ | — | street |
| PE20 3RL | Claydike Bank | street |
| PE20 3RN | Claydike Bank | street |
| PE20 3RP | — | street |
| PE20 3RQ | Amber Hill | street |
| PE20 3RR | — | street |
| PE20 3RS | — | street |
| PE20 3RW | — | street |
| PE20 3RZ | — | street |
| PE20 3SB | Boston West | street |
| PE20 3SD | Boston West | street |
| PE20 3SE | — | street |
| PE20 3SG | Hubbert's Bridge | street |
| PE20 3SH | — | street |
| PE20 3SJ | — | street |
| PE20 3SN | Brothertoft | street |
| PE20 3SR | Langrick Bridge | street |
| PE20 3SS | — | street |
| PE20 3ST | — | street |
| PE20 3SU | — | street |
| PE20 3SW | — | street |
| PE20 3SX | — | street |
| PE20 3SZ | — | street |
| PE20 3TA | — | street |
| PE20 3UA | Swineshead | street |
| PE20 3UD | Swineshead | street |
| PE20 3UE | Swineshead | street |
| PE20 3UF | Swineshead | street |
| PE20 3UG | Swineshead | street |
Places in sector PE20 3
- Swineshead 83
- Bicker 35
- Drayton 7
- Bicker Gauntlet 5
- East Heckington 4
- Hoffleet Stow 4
- Hubbert's Bridge 4
- Swineshead Bridge 4
- Baythorpe 3
- Fenhouses 3
- Boston West 2
- Claydike Bank 2
- Amber Hill 1
- Bicker Bar 1
- Brothertoft 1
- Kirton Holme 1
- Langrick Bridge 1