U S Government Arlington, KY 42021 Phone : (270) 655-6201 Business Category Government Offices & Public Schools U S Government--post Offices, Arlington Highway 51 Arlington, KY 42021 Phone : (270) 655-6201 Business Category Post Offices Government Offices & Public Schools Post Office - Arlington 178 Walnut St Arlington, KY 42021 Phone : (270) 655-6201 Business Category Post Offices Toll-Free           (800) ASK-USPS