- A3 between Bath Square and A288/A2030, Portsmouth (Grid ref SZ630993)
- A3 between A2030 and Queen St/Edinburgh Rd, Portsmouth (Grid ref SU638001)
- A3 between Queen St/Edinburgh Rd and Cascade Approach roundabout, Portsmouth (Grid ref SU640006)
- A3 between A3 Marketway and A3 Mile End Road, Portsmouth (Grid ref SU642009)
- A3 between A3 Hope Street and A3 Mile End Road, Portsmouth (Grid ref SU643008)
- A3 between A3 Hope Street and CORNMILL STREET, Portsmouth (Grid ref SU643008)
- A3 between Church St roundabout and M275, Portsmouth (Grid ref SU643012)
- A3 between CORNMILL STREET and A3 Mile End Road, Portsmouth (Grid ref SU644009)
- A3 between M275 and A2047, Portsmouth (Grid ref SU644017)
- A3 between M275/A2047 and A3 merge, Portsmouth (Grid ref SU645024)
- A3 between M275/A2047 and A3 merge, Portsmouth (Grid ref SU646024)
- A3 between Stamshaw Ave and A2047, Portsmouth (Grid ref SU650032)
- A3 between Johnson and Johnson RAB, nr Jnc 12 M27 and RAB with A397 Northern Road, Portsmouth (Grid ref SU650058)
- A3 between A2047 and A27, Portsmouth (Grid ref SU654044)
- A3 between A397 and B2177, Portsmouth (Grid ref SU658058)
- A3 between B2177 and Portsmouth boundary, Portsmouth (Grid ref SU663061)
- A3 between Hampshire boundary and B2150, Hampshire (Grid ref SU679091)
- A3 between B2150 and B2150, Hampshire (Grid ref SU682095)
- A3 between J4 and J3, Hampshire (Grid ref SU693080)
- A3 between J4 and J5, Hampshire (Grid ref SU693070)
- A3 between A27 and Jn 5, Hampshire (Grid ref SU695056)
- A3 between A27 and J5, Hampshire (Grid ref SU696058)
- A3 between B2150 and Five Heads Rd, Horndean, Hampshire (Grid ref SU700127)
- A3 between J3 and J2, Hampshire (Grid ref SU700099)
- A3 between J2 and J1 (A3T), Hampshire (Grid ref SU704132)
- A3 between Five Heads Rd, Horndean and A3(M), Hampshire (Grid ref SU705135)
- A3 between Jnc with A3(M) and South of QE Country Park, Hampshire (Grid ref SU711161)
- A3 between C road Gravel Hill and B2070, Hampshire (Grid ref SU721195)
- A3 between B2070 and A272, Hampshire (Grid ref SU736224)
- A3 between A272 and A272, Hampshire (Grid ref SU740245)
- A3 between A272 and A325, Hampshire (Grid ref SU770292)
- A3 between A325 and Hampshire boundary, Hampshire (Grid ref SU840324)
- A3 between Surrey boundary and Crossways Road, Surrey (Grid ref SU875344)
- A3 between Surrey boundary and Off ramp old A3 before Hindhead Tunnel, Surrey (Grid ref SU875344)
- A3 between Off ramps towards London and Roundabout north of A3, Surrey (Grid ref SU879347)
- A3 between Off ramps towards London and Roundabout south of A3, Surrey (Grid ref SU880347)
- A3 between Off ramps towards London and On ramps towards London, Surrey (Grid ref SU880348)
- A3 between Roundabout north of A3 and Roundabout south of A3, Surrey (Grid ref SU881348)
- A3 between Crossways Road and A287, Surrey (Grid ref SU881350)
- A3 between Crossways Road and A287, Surrey (Grid ref SU881350)
- A3 between Roundabout north of A3 and On ramps towards London, Surrey (Grid ref SU881349)
- A3 between Roundabout south of A3 and Off ramps towards London, Surrey (Grid ref SU882349)
- A3 between A287 and A283, Surrey (Grid ref SU915400)
- A3 between A3 on slip neareat the Hindhead tunnel and A283, Surrey (Grid ref SU915400)
- A3 between A283 and B3001, Surrey (Grid ref SU940427)
- A3 between A283 and B3000, Surrey (Grid ref SU943460)
- A3 between B3000 and B3000, Surrey (Grid ref SU950473)
- A3 between B3000 N and B3000 S, Surrey (Grid ref SU952475)
- A3 between B3000 S and A31, Surrey (Grid ref SU960482)
- A3 between A31 and road to Queen Eleanor's Rd, Guildford, Surrey (Grid ref SU971490)
- A3 between road to Queen Eleanor's Rd and A322, Surrey (Grid ref SU978500)
- A3 between A322 and A320, Surrey (Grid ref SU989508)
- A3 between A320 and A3100, Surrey (Grid ref TQ001510)
- A3 between A3100 and A3100, Surrey (Grid ref TQ017527)
- A3 between A3100 and A247, Surrey (Grid ref TQ032540)
- A3 between A247 and M25, Surrey (Grid ref TQ050553)
- A3 between M25 and A245, Surrey (Grid ref TQ091603)
- A3 between A245 and A244, Surrey (Grid ref TQ101609)
- A3 between A244 and Surrey boundary, Surrey (Grid ref TQ150624)
- A3 between Kingston upon Thames boundary and A309, Kingston upon Thames (Grid ref TQ178654)
- A3 between A309 and A243, Kingston upon Thames (Grid ref TQ180654)
- A3 between A243 and A240, Kingston upon Thames (Grid ref TQ190652)
- A3 between A240 Broadway and A240 Warren Drive North, Kingston upon Thames (Grid ref TQ199662)
- A3 between A240 Warren Drive North and A2043, Kingston upon Thames (Grid ref TQ210673)
- A3 between A238 spur and A308, Kingston upon Thames (Grid ref TQ212720)
- A3 between A308 and Kingston upon Thames boundary, Kingston upon Thames (Grid ref TQ214723)
- A3 between A3 main route and A238, Kingston upon Thames (Grid ref TQ216699)
- A3 between A3 spur and A238 spur, Kingston upon Thames (Grid ref TQ217700)
- A3 between Kingston upon Thames boundary and A3 spur, Kingston upon Thames (Grid ref TQ218697)
- A3 between A3 main route and A238, Kingston upon Thames (Grid ref TQ218699)
- A3 between A3 main route and A238, Kingston upon Thames (Grid ref TQ218698)
- A3 between Wandsworth boundary and A306, Wandsworth (Grid ref TQ220727)
- A3 between A2043 and A298, Kingston upon Thames (Grid ref TQ220678)
- A3 between Merton boundary and A298, Merton (Grid ref TQ221680)
- A3 between A298 and Merton boundary, Merton (Grid ref TQ223690)
- A3 between A306 and A219, Wandsworth (Grid ref TQ230732)
- A3 between A219 and A205, Wandsworth (Grid ref TQ240740)
- A3 between A205 and A218, Wandsworth (Grid ref TQ250746)
- A3 between A218 and A217/A3209, Wandsworth (Grid ref TQ253747)
- A3 between A218 and A217/A218, Wandsworth (Grid ref TQ254747)
- A3 between A217/A3209 and A217, Wandsworth (Grid ref TQ254748)
- A3 between A217 and A217, Wandsworth (Grid ref TQ255748)
- A3 between A217/A218 and A217, Wandsworth (Grid ref TQ256746)
- A3 between A217 and A217, Wandsworth (Grid ref TQ257749)
- A3 between A217 and A217, Wandsworth (Grid ref TQ258746)
- A3 between A217 and A217, Wandsworth (Grid ref TQ258748)
- A3 between A217 and A3036, Wandsworth (Grid ref TQ260747)
- A3 between A3036 and A214, Wandsworth (Grid ref TQ263747)
- A3 between A214 and A3, Wandsworth (Grid ref TQ265748)
- A3 between A3 North Side Wandsworth Common and A3036 East Hill, Wandsworth (Grid ref TQ265749)
- A3 between A3 Marcilly rd and B229, Wandsworth (Grid ref TQ272750)
- A3 between B229 and A205, Wandsworth (Grid ref TQ276751)
- A3 between A205 and A3220, Wandsworth (Grid ref TQ278751)
- A3 between A3220 and A205 The Avenue, Wandsworth (Grid ref TQ280751)
- A3 between A205 and A3216, Wandsworth (Grid ref TQ284752)
- A3 between A3216 and A24, Lambeth (Grid ref TQ290752)
- A3 between A24 and A2217, Lambeth (Grid ref TQ294752)
- A3 between A2217 and A203, Lambeth (Grid ref TQ300756)
- A3 between A203 and A202, Lambeth (Grid ref TQ310773)
- A3 between Clapham Rd and Brixton Rd, Lambeth (Grid ref TQ312776)
- A3 between Brixton Rd and Kennington Rd, Lambeth (Grid ref TQ313778)
- A3 between A23 and A3204, Lambeth (Grid ref TQ314780)
- A3 between A3204 and A215, Southwark (Grid ref TQ318787)
- A3 between A215 and A201/A302, Southwark (Grid ref TQ319790)
- A3 between A201 and A300, Southwark (Grid ref TQ320791)
- A3 between A300 and A3202, Southwark (Grid ref TQ321794)
- A3 between A3202 and A2, Southwark (Grid ref TQ323796)
- A3 between A2 and A3200, Southwark (Grid ref TQ325800)
- A3 between A3200 and A200, Southwark (Grid ref TQ326801)
- A3 between A200 and A200, Southwark (Grid ref TQ327802)
- A3 between A200 and Southwark boundary, Southwark (Grid ref TQ327804)
- A3 between Upper Thames St and King William St, City of London (Grid ref TQ328807)
- A3 between City of London boundary and Arthur St/Fish St Hill, City of London (Grid ref TQ328806)
- A3 between Arthur St/Fish St Hill and Gracechurch St, City of London (Grid ref TQ328808)
- A3 between King William St and Upper Thames St, City of London (Grid ref TQ329807)