Posted on January 15, 2019 January 15, 2019 by WebsiteYellowPages.com US Post Office 1 2 3 4 50.000 CategoriesPost Offices LocationsPennsylvania Bookmark Contact Information Business Name US Post Office Address 420 Market St, Pennsylvania 15845-9998 Phone Number 6188779260 Fax Number 8149652919 Website http://www.usps.com CategoriesPost Offices Post navigationPrevious post: Lenore Pittenger Design AssociatesNext post: Northwood Realty Services