| Clue | Source | Date |
|---|---|---|
| Urban transportation element | Newsday | 08 Nov 2020 |
| *Trailways, for one | LA Times Daily | 08 Nov 2016 |
| *Trailways, for one | ||
| A conductor may have it memorized | ||
| Part of a city transportation system | ||
| Greyhound or Trailways | ||
| Greyhound or Trailways | ||
| Urban transit route | ||
| Greyhound, e.g. | ||
| Urban transit path | ||
| Greyhound, e.g. | ||
| Greyhound, e.g. | ||
| Certain route |