Which preposition to use with stillwater

before Occurrences 2%

In spite of the approaching danger, in spite of this delay which was ruining his chances of getting to Stillwater before the train, Bill Gregg watched in marvel and delight the horsemanship of the stranger.

for Occurrences 1%

Tell you the best thing would be for you to jump on your mare and jog into Stillwater for a buckboard and then come back and get me.

in Occurrences 1%

"Ormond," he said, gently, "we ride south in a few moments; you will be leaving for Stillwater in an hour.

Which preposition to use with  stillwater