- A28 between A21 and B2099, East Sussex (Grid ref TQ800135)
- A28 between B2089 and A268, East Sussex (Grid ref TQ826200)
- A28 between Kent boundary and A268, Kent (Grid ref TQ831273)
- A28 between A268 and East Sussex boundary, East Sussex (Grid ref TQ835270)
- A28 between A268 and B2086, Kent (Grid ref TQ835300)
- A28 between B2086 and B2082, Kent (Grid ref TQ850319)
- A28 between B2082 and A262, Kent (Grid ref TQ887350)
- A28 between A262 and School Rd, Kent (Grid ref TQ900373)
- A28 between School Rd and C road to Brissenden Green, Kent (Grid ref TQ940396)
- A28 between C road, Brissenden and Tithe Barn Lane roundabout, Ashford, Kent (Grid ref TQ972410)
- A28 between Tithe Barn Lane roundabout and A28 Templer Way, Kent (Grid ref TQ995429)
- A28 between A28 split and A20, Kent (Grid ref TR000435)
- A28 between A28 Templer Way and A292, Kent (Grid ref TR000431)
- A28 between TEMPLER WAY and MAIDSTONE ROAD, Kent (Grid ref TR002431)
- A28 between A292 Maidstone Road and A292 New Street, Kent (Grid ref TR005431)
- A28 between A292 and Magazine Rd, Kent (Grid ref TR010432)
- A28 between Magazine Rd and A20(T), Kent (Grid ref TR011434)
- A28 between A20(T) and A251, Kent (Grid ref TR014437)
- A28 between A251 and A2070, Kent (Grid ref TR020440)
- A28 between A2070 and The Street, Kennington, Kent (Grid ref TR025447)
- A28 between The Street, Kennington, Ashford and A252, Kent (Grid ref TR060500)
- A28 between A252 and Tonford Lane, Canterbury, Kent (Grid ref TR113556)
- A28 between Tonford Lane and A2, Kent (Grid ref TR132567)
- A28 between A2(T) and A290, Kent (Grid ref TR141570)
- A28 between A290 and A257, Kent (Grid ref TR150574)
- A28 between A257 and Kingsmead Rd roundabout, Kent (Grid ref TR153580)
- A28 between Kingsmead Rd/Northgate Borough roundabout and Vauxhall Rd, Kent (Grid ref TR159589)
- A28 between Vauxhall Rd, Canterbury and A291, Kent (Grid ref TR175600)
- A28 between A291 and A253, Kent (Grid ref TR200617)
- A28 between A253 and A299, Kent (Grid ref TR270663)
- A28 between A299 and King Edward Rd, Birchington, Margate, Kent (Grid ref TR290677)
- A28 between King Edward Rd and B2050, Kent (Grid ref TR300688)
- A28 between B2048 and B2055, Kent (Grid ref TR338700)