Iowa Gov. Terry Branstad has released two letters he sent to Postmaster General Patrick Donohoe that protest plans to close rural post offices.
Branstad says proposals by the Postal Service would mean nearly
18 percent of Iowa's post offices would close, with many in rural Iowa.
On Thursday, Branstad spokesman Tim Albrecht called mail delivery a core function of government that the Postal Service can't abandon.
Postal Service spokesman Dave Partenheimer says he hasn't seen the letter and declined to comment.
Branstad sent one letter with Illinois Gov. Pat Quinn and another with the mayor of Lohrville, a town of roughly 400 about 20 miles southwest of Fort Dodge.
Branstad says postal officials should find other ways to save