- A600 between A428(T) and St Paul's Sq, Bedford (Grid ref TL044500)
- A600 between Harpur St and Union St, Bedford (Grid ref TL047502)
- A600 between A5141 and A6 St Marys St, Bedford (Grid ref TL050493)
- A600 between Horne Lane and High St, Bedford (Grid ref TL050496)
- A600 between Horne Lane and High St, Bedford (Grid ref TL050497)
- A600 between St Peter's St and Harpur St, Bedford (Grid ref TL050501)
- A600 between A5141 and A6 Apthill Road roundabout, Bedford (Grid ref TL050491)
- A600 between St Paul's Sq and A428, Bedford (Grid ref TL050499)
- A600 between A6 Cauldwell St and A6 St Pauls Square, Bedford (Grid ref TL050495)
- A600 between St Paul's Sq (south side) and St Paul's Sq (north side), Bedford (Grid ref TL050497)
- A600 between Rope Walk roundabout and Cauldwell St, Bedford (Grid ref TL051491)
- A600 between Elstow Rd and A6, Bedford (Grid ref TL052489)
- A600 between A5134 and Elstow Rd, Bedford (Grid ref TL060481)
- A600 between A5134 and A5134, Bedford (Grid ref TL063479)
- A600 between A421 and A5134, Bedford (Grid ref TL072478)
- A600 between n/a (roundabout) and A421, Bedford (Grid ref TL074472)
- A600 between n/a (roundabout) and A421, Bedford (Grid ref TL074472)
- A600 between B658 and n/a (roundabout), Bedford (Grid ref TL100429)
- A600 between Shortstown and Bedford boundary, Bedford (Grid ref TL100429)
- A600 between B658 and Central Bedfordshire boundary, Central Bedfordshire (Grid ref TL112419)
- A600 between A507 and B658, Central Bedfordshire (Grid ref TL132389)
- A600 between A6001 and A507, Central Bedfordshire (Grid ref TL160362)
- A600 between Central Bedfordshire boundary and A6001, Central Bedfordshire (Grid ref TL166353)
- A600 between Turnpike Lane, Hitchin and Hertfordshire boundary, Hertfordshire (Grid ref TL170346)
- A600 between A505 and Turnpike Lane, Hertfordshire (Grid ref TL178305)