Post Office - Herman 102 Geibel Rd Herman, PA 16039 Phone : (724) 282-3439 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--postal Service, Herman Ofc 102 Geibel Rd Butler, PA 16002 Phone : (724) 282-3439 Business Category Government Offices-Federal Government Offices & Public Schools