Related Clues:
- City map lines: abbr.
- Map nos.
- Roads, briefly
- GPS info
- They're on the map, briefly
- Some highways with nos.
- Elm et al.: Abbr.
- Postal beats, briefly
- Mark and Anthony: Abbr.
- John, Paul and George (Abbr.)
- Downing and others, briefly
- Rd. alternatives
- HI and OK
- Urban intersectors (Abbr.)
- 1st to 220th, in Manhattan: Abbr.