Banks in Greenfield, Iowa, the US. Banks locations in Greenfield, Iowa. Find the nearest banks locations, near you. All types of business services Accounting ATM Bank Finance Funeral home Insurance Lawyer Real estate All banks in Greenfield First National Bank Finance Bank +1 641-745-2141 101 Northeast Hayes Street, Greenfield, Iowa 50849 Write a review Phone Website Directions Greenfield Bancorporation Ltd Finance Bank +1 641-343-7310 214 South 1st Street, Greenfield, Iowa 50849 Write a review Phone Directions