Post Offices in & near Karnes City, Texas. Operating hours, locations, phone/fax number, services information.
Post Office in Karnes City, Texas on E Wall St. Operating hours, phone number, services information, and other locations.
Address: 404 E Wall St, Karnes City, TX 78118
Phone: 830-780-3355
Fax: 830-780-2350
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
