Their are in fact quite a few places to stay in and around Philipsburg.
The Broadway Hotel 406-859-8000 firstname.lastname@example.org
The Inn at Philipsburg 406-859-3959 email@example.com
Big Horn Bed & Breakfast 406-859-3109 firstname.lastname@example.org
(This one is a ways away, so prepare to drive)
Quigley Cottage Bed & Breakfast 406-859-3812 email@example.com
Off Broadway Lodging 406-859-2000 firstname.lastname@example.org