- A508 between M1 and London Rd slips (mid-junction), Northamptonshire (Grid ref SP756549)
- U, Roman Way, Northamptonshire (Grid ref SP763556)
- U, Wake Way, Northamptonshire (Grid ref SP767551)
- M1 between J15 and J15A, Northamptonshire (Grid ref SP739564)
- A508 between London Rd slips (mid-junction) and A45, Northamptonshire (Grid ref SP757572)
- U, Pen Vale Road, Northamptonshire (Grid ref SP749571)
- A508 between High St and M1, Northamptonshire (Grid ref SP754519)
- U, Barn Owl Close, Northamptonshire (Grid ref SP743575)
- A45 between A45 Danes Camp Way and A508, Northamptonshire (Grid ref SP750579)
- A45 between A508 and A428, Northamptonshire (Grid ref SP760582)
- B526, Newport Pagnell Road, Northamptonshire (Grid ref SP786564)
- A43 between A5(T) and A43 southern spur to M1, Northamptonshire (Grid ref SP726569)
- C, Towcester Road, Northamptonshire (Grid ref SP737579)
- A43 between A43 spur and A43 spur, Northamptonshire (Grid ref SP727571)
- A43 between M1 and A43 main route, Northamptonshire (Grid ref SP726571)
- A43 between A43 main route and M1, Northamptonshire (Grid ref SP726573)
- U, Lancaster Way, Northamptonshire (Grid ref SP743585)
- M1 between Northamptonshire boundary and J15, Northamptonshire (Grid ref SP784520)
- A45 between A43 (trunk) and A43 Towcester Rd, Northamptonshire (Grid ref SP739587)
- A43 between A43 spur and A45, Northamptonshire (Grid ref SP726580)