| Answer | Crossword Clue |
|---|---|
| ALLABOARD | Railroad line? |
| SOO | .... Line: railroad |
| SOO | .. Line (railroad) |
| SOO | .. Line (Midwest railroad) |
| SPUR | Railroad branch line |
| SPUR | Secondary railroad line |
| SPUR | Branch railroad line. |
| TRUNK | Designating main railroad line. |
| SOO | .. Line Railroad (Canadian Pacific line) |
| TRUNK | Main line of a railroad. |
| WHISTLESTOP | Small town on a railroad line |
| SPUR | Short branch of a main railroad line. |
