- A27 between A36 and Wiltshire boundary, Wiltshire (Grid ref SU255235)
- A27 between Hampshire boundary and A3090, Hampshire (Grid ref SU320220)
- A27 between A3090 and A3090, Hampshire (Grid ref SU350207)
- A27 between A3090 and A3057, Hampshire (Grid ref SU360209)
- A27 between A3057 and Botley Rd, Hampshire (Grid ref SU370200)
- A27 between Botley Rd and M3, Hampshire (Grid ref SU400196)
- A27 between A33 and A35, Southampton (Grid ref SU430163)
- A27 between A35 and A35/A335, Southampton (Grid ref SU438161)
- A27 between A335 and Southampton boundary, Southampton (Grid ref SU450155)
- A27 between Hampshire boundary and B3035 High St, Hampshire (Grid ref SU460149)
- A27 between B3035 High St and A334, Hampshire (Grid ref SU466140)
- A27 between A334 and A3024 roundabout, Hampshire (Grid ref SU478120)
- A27 between A3024/A3025 and Portsmouth rd, Hampshire (Grid ref SU482106)
- A27 between A3051 and A3051, Hampshire (Grid ref SU500088)
- A27 between A3051 and A27 spur to M27, Hampshire (Grid ref SU520080)
- A27 between Br Rd to M27 and M27, Hampshire (Grid ref SU526082)
- A27 between A27 spur to M27 and B3334, Hampshire (Grid ref SU530067)
- A27 between B3334 and A32, Hampshire (Grid ref SU550059)
- A27 between A32 Gosport Rd and A32 Wallington Way, Hampshire (Grid ref SU584061)
- A27 between A32 and M27, Hampshire (Grid ref SU591066)
- A27 between A27 spur to M27 and Castle St roundabout, Hampshire (Grid ref SU600059)
- A27 between Castle St roundabout and Hampshire boundary, Hampshire (Grid ref SU620056)
- A27 between Portsmouth boundary and M27/A3, Portsmouth (Grid ref SU640056)
- A27 between M27/A3 and M27, Portsmouth (Grid ref SU650052)
- A27 between A397 and end of M27, Portsmouth (Grid ref SU655046)
- A27 between A3 and A2030, Portsmouth (Grid ref SU665043)
- A27 between A2030 and Portsmouth boundary, Portsmouth (Grid ref SU686050)
- A27 between Hampshire boundary and A3M, Hampshire (Grid ref SU691053)
- A27 between A3(M)/A27 spur and A27 spur to A2030 roundabout, Hampshire (Grid ref SU696056)
- A27 between A27 and A27 spur to A2030, Hampshire (Grid ref SU696056)
- A27 between Harts Farm Way and A3(M)/A2030 roundabout, Hampshire (Grid ref SU697059)
- A27 between A27 spur to A2030 and A27, Hampshire (Grid ref SU700058)
- A27 between A27 spur to A2030 and A27, Hampshire (Grid ref SU700057)
- A27 between A27 spur to A2030 roundabout and A3023, Hampshire (Grid ref SU709060)
- A27 between A3023 and A259, Hampshire (Grid ref SU725057)
- A27 between A259 and Hampshire boundary, Hampshire (Grid ref SU740065)
- A27 between West Sussex boundary and A259 Chichester, West Sussex (Grid ref SU775071)
- A27 between A259 and A286, West Sussex (Grid ref SU850042)
- A27 between A286 and B2145, West Sussex (Grid ref SU860037)
- A27 between B2145 and A259, West Sussex (Grid ref SU877040)
- A27 between A259 and A285, West Sussex (Grid ref SU877050)
- A27 between A285 W and A285 E, West Sussex (Grid ref SU888060)
- A27 between A285 and A29, West Sussex (Grid ref SU900068)
- A27 between A29 west and A29 East, West Sussex (Grid ref SU951071)
- A27 between A29 and A284 roundabout, West Sussex (Grid ref TQ000073)
- A27 between A284 Arundel By-pass and A284 Lyminster Rd, West Sussex (Grid ref TQ025063)
- A27 between A284 and A280, West Sussex (Grid ref TQ050058)
- A27 between A280 and Hollyacres, Worthing, West Sussex (Grid ref TQ100057)
- A27 between Hollyacres and A24, West Sussex (Grid ref TQ121057)
- A27 between A24 and Sompting Rd, West Sussex (Grid ref TQ150051)
- A27 between A2025 and A283, West Sussex (Grid ref TQ200060)
- A27 between A27 main route and A283, West Sussex (Grid ref TQ208067)
- A27 between A27 main route and A283, West Sussex (Grid ref TQ209063)
- A27 between A283 and A270, West Sussex (Grid ref TQ220066)
- A27 between A27 main route and A270, West Sussex (Grid ref TQ231064)
- A27 between A270 and West Sussex boundary, West Sussex (Grid ref TQ237070)
- A27 between Brighton and Hove boundary and A293, Brighton and Hove (Grid ref TQ250079)
- A27 between A293 and A2038, Brighton and Hove (Grid ref TQ277078)
- A27 between A2038 and A23, Brighton and Hove (Grid ref TQ292089)
- A27 between A23 and A270, Brighton and Hove (Grid ref TQ310094)
- A27 between A270 and Brighton and Hove boundary, Brighton and Hove (Grid ref TQ345087)
- A27 between East Sussex boundary and B2123, East Sussex (Grid ref TQ350088)
- A27 between B2123 and A277, East Sussex (Grid ref TQ360090)
- A27 between A277 and A26, East Sussex (Grid ref TQ408094)
- A27 between A26 West and A26 East, East Sussex (Grid ref TQ440084)
- A27 between A26(T) and Drusillas R/A, East Sussex (Grid ref TQ500071)
- A27 between Drusillas roundabout, Berwick and Gainsborough Lane, Polegate, East Sussex (Grid ref TQ550048)
- A27 between Gainsborough Lane and A22, East Sussex (Grid ref TQ576047)
- A27 between A27 Lewes Road and A27 Hailsham Road, East Sussex (Grid ref TQ577050)
- A27 between A22 and Shepham Lane, East Sussex (Grid ref TQ585049)
- A27 between Hailsham Rd and A27(T), East Sussex (Grid ref TQ591055)
- A27 between Shepham Lane, Polegate and B2247, East Sussex (Grid ref TQ600047)
- A27 between A22 and A259, East Sussex (Grid ref TQ630051)