Related Clues:
- Send through channels
- 1 or 66, to a driver
- Highlighted line on a map, briefly
- I-70, e.g.
- Sales rep's assignment, briefly
- 66 on a map, e.g.: Abbr.
- Trip itinerary
- Roads used to get there
- G.P.S. suggestion
- Backwoods hwy.
- 66, for one: abbr.
- Paper trail?
- U.S. hwy., e.g.
- Interstate sign abbr.
- I-5, for one