Jefferson County 911 told exploreJeffersonPA.com that the call came in around 8:50 a.m. The caller stated that smoke was visible inside the post office.
No fire was detected.
Firefighters from Brookvile, Corsica, Reynoldsville, and DuBois responded to the scene.
No injuries were reported.
No further information was available as of 12:05 p.m.