Passport Application Services - Dewey 12420 E Kachina Pl Dewey, AZ 86327 Phone : (928) 632-7291 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Post Office - Dewey 12420 E Kachina Pl Dewey, AZ 86327 Phone : (928) 632-7291 Post Office - Dewey Business Category Government Offices-Federal Post Offices Government Offices & Public Schools Toll-Free           (800) ASK-USPS