| Answer | Crossword Clue |
|---|---|
| FARGO | Co-founder of the Pony Express. |
| FARGO | Pioneer of the pony express. |
| STJOSEPH | Missouri end of the Pony Express |
| STJOSEPH | Eastern terminus of the Pony Express |
| POSTRIDER | Mail carrier of the pony express. |
| SACRAMENTO | Western terminus of the pony express |
