- M25 between J12 and Surrey boundary, Surrey (Grid ref TQ015703)
- M25 between J16 and Buckinghamshire boundary, Buckinghamshire (Grid ref TQ020907)
- M25 between Windsor and Maidenhead boundary and Windsor and Maidenhead boundary, Windsor and Maidenhead (Grid ref TQ021721)
- M25 between Surrey boundary and J13, Surrey (Grid ref TQ022725)
- M25 between Hertfordshire boundary and J17, Hertfordshire (Grid ref TQ023929)
- M25 between J12 and J11, Surrey (Grid ref TQ030662)
- M25 between J13 and J14, Surrey (Grid ref TQ030743)
- M25 between J17 and J18, Hertfordshire (Grid ref TQ038950)
- M25 between J16 and J15, Buckinghamshire (Grid ref TQ040833)
- M25 between J14 and Hillingdon boundary, Hillingdon (Grid ref TQ040766)
- M25 between J15 and Slough boundary, Slough (Grid ref TQ046782)
- M25 between J18 and J19, Hertfordshire (Grid ref TQ050980)
- M25 between J11 and J10, Surrey (Grid ref TQ056612)
- M25 between J19 and J20, Hertfordshire (Grid ref TL074000)
- M25 between J19 and A41, Hertfordshire (Grid ref TQ080993)
- M25 between J20 and J21, Hertfordshire (Grid ref TL100029)
- M25 between J21A and J21, Hertfordshire (Grid ref TL125031)
- M25 between J10 and J9, Surrey (Grid ref TQ132581)
- M25 between J21A and J22, Hertfordshire (Grid ref TL162027)
- M25 between J9 and J9, Surrey (Grid ref TQ170577)
- M25 between J23 and J22, Hertfordshire (Grid ref TL217011)
- M25 between J9 and J8, Surrey (Grid ref TQ221536)
- M25 between J23 and J24, Hertfordshire (Grid ref TL249000)
- M25 between J24 and Hertfordshire boundary, Hertfordshire (Grid ref TL269003)
- M25 between J8 and J7, Surrey (Grid ref TQ283538)
- M25 between J7 and J6, Surrey (Grid ref TQ335526)
- M25 between J25 and Enfield boundary, Enfield (Grid ref TL342000)
- M25 between Enfield boundary and J25, Enfield (Grid ref TL362000)
- M25 between J26 and Essex boundary, Essex (Grid ref TQ385999)
- M25 between J6 and Surrey boundary, Surrey (Grid ref TQ390541)
- M25 between M25 main route and A121, Essex (Grid ref TQ403998)
- M25 between J26 and J27, Essex (Grid ref TL443010)
- M25 between Kent boundary and J5, Kent (Grid ref TQ473561)
- M25 between Essex boundary and J27, Essex (Grid ref TQ493987)
- M25 between A21 and J4, Kent (Grid ref TQ496629)
- M25 between J5 and A421, Kent (Grid ref TQ497560)
- M25 between J4 and J3, Kent (Grid ref TQ503647)
- M25 between J5 and J4, Kent (Grid ref TQ505597)
- M25 between J3 and J2, Kent (Grid ref TQ540700)
- M25 between J28 and Havering boundary, Havering (Grid ref TQ550940)
- M25 between A2(T) and A282, Kent (Grid ref TQ557725)
- M25 between Havering boundary and J28, Havering (Grid ref TQ568923)
- M25 between Essex boundary and Essex boundary, Essex (Grid ref TQ571918)
- M25 between J29 and Havering boundary, Havering (Grid ref TQ574902)
- M25 between A282 and A1306, Thurrock (Grid ref TQ575782)
- M25 between J31 and J30, Thurrock (Grid ref TQ575793)
- M25 between J30 and Thurrock boundary, Thurrock (Grid ref TQ575820)
- M25 between Havering boundary and J29, Havering (Grid ref TQ583851)