Buckingham is an unincorporated community located near the intersections of Hwy D-65 and U.S. Highway 63 in, Buckingham Township, Tama County, Iowa, United States. It lies 5.5 miles north of Traer and 11 miles south of Hudson.The zip code for Buckingham is 50612. The postal district covers a large rural community across northern Tama County and southern Black Hawk County including such notable neighborhoods as Hickory Hollow and the old Geneseo school district.Buckingham was named after Buckingham County, Virginia. Present day Buckingham is not to be confused with the historical village of Buckingham, now abandoned, located approximately 3 miles south and 3 miles west of the present location at 42°15′45″N 92°26′53″W / 42.2624889°N 92.4479684°W / 42.2624889; -92.4479684.The former village of Buckingham was once centered on N42 degrees 12.5950 minutes and W92 degrees 28.7428 minutes.