Which preposition to use with cheyenne

as Occurrences 1%

Within the following month, the Sixth U.S. Cavalry brought all of them back to Cheyenne as prisoners of war, thus saving them from extermination at the hands of the indignant rustlers, who had them hemmed in on all sides.

for Occurrences 1%

No one in the room recognized him, as he had not been in Cheyenne for several years.

in Occurrences 1%

The expedition referred to in another place left Cheyenne in April for Nolan's Ranch, a hundred or more miles distant.

Which preposition to use with  cheyenne