- A270 between A27 and West Sussex boundary, West Sussex (Grid ref TQ241060)
- A270 between Brighton and Hove boundary and A293, Brighton and Hove (Grid ref TQ255058)
- A270 between Brighton and Hove boundary and A293, Brighton and Hove (Grid ref TQ260058)
- A270 between A293 and A293, Brighton and Hove (Grid ref TQ261058)
- A270 between A293 and A2038, Brighton and Hove (Grid ref TQ264058)
- A270 between A2038 and A2023, Brighton and Hove (Grid ref TQ280059)
- A270 between A2023 and A2010, Brighton and Hove (Grid ref TQ300055)
- A270 between A2010 and A23, Brighton and Hove (Grid ref TQ310054)
- A270 between A270 and A23, Brighton and Hove (Grid ref TQ310054)
- A270 between A270-New England Road and A23 London Road, Brighton and Hove (Grid ref TQ311052)
- A270 between A23 and A270, Brighton and Hove (Grid ref TQ313054)
- A270 between A279 Upper Lewes Road and A23 St. Peters Place, Brighton and Hove (Grid ref TQ320055)
- A270 between A23 and A270 Lewes Road, Brighton and Hove (Grid ref TQ320057)
- A270 between A270 Fork and A27, Brighton and Hove (Grid ref TQ322060)