- A501 between A5 and Old Marylebone Rd, Westminster (Grid ref TQ272817)
- A501 between A5/A4209 and Marylebone Rd, Westminster (Grid ref TQ273817)
- A501 between Old Marylebone Rd and A41 Gloucester Place, Westminster (Grid ref TQ276818)
- A501 between A41 and A41, Westminster (Grid ref TQ278819)
- A501 between Baker St and Park Crescent (mid-junction), Westminster (Grid ref TQ280820)
- A501 between A501 and A4201, Westminster (Grid ref TQ288822)
- A501 between A4201 and A400, Camden (Grid ref TQ290822)
- A501 between Tottenham Court Road and Gower Street, Camden (Grid ref TQ293823)
- A501 between A400 and A4200, Camden (Grid ref TQ296825)
- A501 between A4200 and A5202, Camden (Grid ref TQ300827)
- A501 between A5202 and Gray's Inn Rd, Camden (Grid ref TQ302829)
- A501 between York Way and Caledonian Rd, Islington (Grid ref TQ304830)
- A501 between Caledonian Rd and Kings Cross Rd, Islington (Grid ref TQ304830)
- A501 between King's Cross Rd and Penton Rise, Islington (Grid ref TQ307830)
- A501 between Swinton St and Pentonville Rd, Islington (Grid ref TQ308829)
- A501 between Penton Rise and A1, Islington (Grid ref TQ310830)
- A501 between A1 and Wakley St, Islington (Grid ref TQ317830)
- A501 between A1 and City Rd, Islington (Grid ref TQ317830)
- A501 between Wakley St and Islington boundary, Islington (Grid ref TQ320829)
- A501 between Hackney boundary and A1200, Hackney (Grid ref TQ324827)
- A501 between Provost Street and East Road, Islington (Grid ref TQ327826)
- A501 between A1200 East Road and A5201 Old Street, Islington (Grid ref TQ327825)
- A501 between A1211 and City of London boundary, City of London (Grid ref TQ327816)
- A501 between A5201 and Islington boundary, Islington (Grid ref TQ328820)