Post Office - Pulaski 1930 State Route 208 Pulaski, PA 16143 Phone : (724) 652-7620 Business Category Post Offices Toll-Free           (800) ASK-USPS U.s. Government--u.s. Postal Service, Pulaski New Castle, PA 16101 Phone : (724) 652-7620 U.s. Government--u.s. Postal Service, Pulaski Business Category Government Offices-Federal Government Offices & Public Schools