| Answer | Crossword Clue |
|---|---|
| MILEMARKER | Numbered highway post |
| ROUTE | Numbered highway |
| RTE | Numbered highway: Abbr. |
| NORTHBOUNDLANES | Half of almost any odd-numbered Interstate highway |
| POB | Numbered compartment in a post office, briefly |
| RAFTERINTHELANE | Post-tornado highway detritus, perhaps? [1974] |
