Post Office - Nabb 146 Postal Dr Nabb, IN 47147 Phone : (812) 293-3712 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--u S Postal Service, Nabb Post Office Postal Dr Nabb, IN 47147 Phone : (812) 293-3712 United States Government--u S Postal Service, Nabb Post Office Business Category Government Offices-Federal Post Offices Government Offices & Public Schools