| Reference |
post code |
location 1 |
location 2 |
| NE37 353 | NE37 1AQ | DURHAM AVENUE | WASHINGTON |
| NE37 31 | NE37 1BE | BRANDY ROW | WASHINGTON |
| NE37 135 | NE37 1DE | DONVALE ROAD | WASHINGTON |
| NE37 446 | NE37 1EE | WELLBURN ROAD | WASHINGTON |
| NE37 311 | NE37 1JY | CRAGGYKNOWE | WASHINGTON |
| NE37 452 | NE37 1LL | BLACKFELL POST OFFICE | KNOULBERRY WASHINGTON |
| NE37 307 | NE37 1NR | USWORTH ROAD | WASHINGTON |
| NE37 684 | NE37 1NS | STONE CELLAR ROAD | WASHINGTON |
| NE37 546 | NE37 1PR | CRAGSIDE ROAD | WASHINGTON |
| NE37 688 | NE37 1QW | ARMSTRONG ROAD | WASHINGTON |
| NE37 157 | NE37 1UB | WASHINGTON DELIVERY OFFICE | WINDLASS LANE, WASHINGTON |
| NE37 184 | NE37 1WZ | PARSONS ROAD | WASHINGTON |
| NE37 499 | NE37 2BA | NEW WASHINGTON POST OFFICE | FRONT STREET WASHINGTON |
| NE37 585 | NE37 2EH | COACH ROAD | WASHINGTON |
| NE37 635 | NE37 2LG | THE DRIVE POST OFFICE | THE DRIVE WASHINGTON |
| NE37 661 | NE37 2ND | ESSEX DRIVE | WASHINGTON |
| NE37 717 | NE37 2PX | WASHINGTON SERVICE STATION | HEWORTH ROAD WASHINGTON |
| NE37 145 | NE37 2QA | HEWORTH CRESCENT | WASHINGTON |
| NE37 740 | NE37 2SH | GLOVER ROAD | WASHINGTON |
| NE37 741 | NE37 2SH | GLOVER ROAD | WASHINGTON |
| NE37 426 | NE37 2SY | VICTORIA ROAD | WASHINGTON |
| NE37 308 | NE37 3AL | USWORTH COLLIERY POST OFFICE | STATION ROAD WASHINGTON |
| NE37 267 | NE37 3BA | EDITH AVENUE | WASHINGTON |
| NE37 685 | NE37 3DB | MANOR ROAD | WASHINGTON |
| NE37 131 | NE37 3DF | TRAFALGAR ROAD | WASHINGTON |
| NE37 351 | NE37 3HR | STEPHENSON ROAD | WASHINGTON |
Map boundaries are based on data from