YO21 is in the county of North Yorkshire. It contains the town of Whitby, as well as Newholm, Glaisdale, West Cliff, Ruswarp, and Castleton. YO21 is 62km north of the city of York. YO21 is a postcode district, also known as an outcode or outbound code.
The below map shows where YO21 is, and the boundary of the YO21 postcode district:
Postal Boundaries © GEOLYTIX copyright and database right 2012
YO21 is in the county of North Yorkshire.
| Whitby | Town |
| Newholm | Village |
| Glaisdale | Village |
| West Cliff | Suburb |
| Ruswarp | Village |
| Castleton | Village |
| Briggswath | Village |
| Ainthorpe | Village |
| Egton | Village |
| Sandsend | Village |
| Danby | Village |
| Glaisdale Side | Hamlet |
| Aislaby | Village |
| Ugthorpe | Village |
| Lealholmside | Hamlet |
| Kildale | Hamlet |
| Westerdale | Village |
| Lealholm | Village |
| Commondale | Village |
| West Barnby | Hamlet |
| Castle Park | Suburb |
| Lythe | Village |
| East Barnby | Hamlet |
| Egton Bridge | Village |
| Raithwaite | Hamlet |
| Carr End | Village |
| Kettleness | Hamlet |
| Dunsley | Hamlet |
| Goldsborough | Hamlet |
| Fishburn Park | Suburb |
| Hutton Mulgrave | Settlement |
| Houlsyke | Hamlet |
| Danby Head | Settlement |
| Danby Botton | Settlement |
| Street | Hamlet |
| Stonegate | Hamlet |
Position of YO21 relative to nearby towns. Distance is measured from the centre of YO21 to the centre of the town.
Position of YO21 relative to nearby cities. Distance is measured from the centre of YO21 to the centre of the city.