Post Office - Hubbard 219 E Maple St Hubbard, IA 50122 Phone : (641) 864-2224 Business Category Post Offices Toll-Free           (800) ASK-USPS United States Government--post Office 219 E Maple Hubbard, IA 50122 Phone : (641) 864-2224 Business Category Government Offices-Federal Post Offices Government Offices & Public Schools