| Reference | post code | location 1 | location 2 | 
| NE38 190 | NE38 0AB | CROWTHER ROAD | WASHINGTON | 
| NE38 615 | NE38 0EU | GOLDCREST ROAD | WASHINGTON | 
| NE38 370 | NE38 0HA | MITFORD CLOSE | WASHINGTON | 
| NE38 675 | NE38 0LZ | RABY ROAD | WASHINGTON | 
| NE38 569 | NE38 0PB | MALVERN ROAD | WASHINGTON | 
| NE38 739 | NE38 4AB | HARVEY CLOSE | WASHINGTON | 
| NE38 256 | NE38 7AS | WHITEHOUSE LANE | WASHINGTON | 
| NE38 528 | NE38 7BA | WASHINGTON STATION POST OFFICE | LOWTHIAN TERRACE WASHINGTON | 
| NE38 620 | NE38 7DT | EASBY ROAD | WASHINGTON | 
| NE38 582 | NE38 7HN | SPOUT LANE | WASHINGTON | 
| NE38 309 | NE38 7HS | WASHINGTON VILLAGE POST OFFICE | GLEBE LANE WASHINGTON | 
| NE38 101 | NE38 7NF | ASDA, THE GALLERIES | WASHINGTON | 
| NE38 198 | NE38 7NP | FATFIELD ROAD | WASHINGTON | 
| NE38 444 | NE38 7PX | NEWSTEAD COURT | WASHINGTON | 
| NE38 781 | NE38 7RU | SAVACENTRE, THE GALLERIES | WASHINGTON | 
| NE38 314 | NE38 7SA | THE GALLERIES | WASHINGTON | 
| NE38 507 | NE38 7SD | TOWN CENTRE POST OFFICE | THE GALLERIES WASHINGTON | 
| NE38 508 | NE38 7SD | THE GALLERIES | WASHINGTON | 
| NE38 361 | NE38 8AB | SOUTHCROFT | WASHINGTON | 
| NE38 502 | NE38 8AQ | WORM HILL TERRACE | WASHINGTON | 
| NE38 462 | NE38 8DG | BARMSTON VILLAGE POST OFFICE | BARMSTON WAY WASHINGTON | 
| NE38 30 | NE38 8HE | HORSLEY ROAD | WASHINGTON | 
| NE38 516 | NE38 8QA | LEE CLOSE | WASHINGTON | 
| NE38 687 | NE38 8QA | PATTINSON NORTH INDUSTRIAL ESTATE | WASHINGTON | 
| NE38 496 | NE38 8RL | ARTS CENTRE | WASHINGTON | 
| NE38 501 | NE38 8SG | GOWANBURN | WASHINGTON | 
| NE38 517 | NE38 8TJ | PATTINSON ROAD | WASHINGTON | 
| NE38 196 | NE38 9AH | HARRATON POST OFFICE | VIGO LANE WASHINGTON | 
| NE38 678 | NE38 9BZ | SEDLING ROAD | WASHINGTON | 
| NE38 775 | NE38 9DU | VIGO LANE | WASHINGTON | 
| NE38 670 | NE38 9EH | OFFICE ROW | WASHINGTON | 
| NE38 102 | NE38 9ET | BONEMILL LANE | WASHINGTON | 
| NE38 290 | NE38 9HS | BREAMISH DRIVE | WASHINGTON | 
| NE38 689 | NE38 9HX | PICKTREE LANE | WASHINGTON | 
Map boundaries are based on data from