Genesee County (part)
Clayton township (part)
- That portion of the township which lies north, west of a line beginning at the township limits of Flint and Beecher Rd., west on Beecher Rd. to Cole Creek, south on Cole Creek to Calkins Rd., west on Calkins Rd. to S. Seymour Rd., south on S. Seymour Rd. to W. Corunna Rd., west on W. Corunna Rd. to S. Nichols Rd., south on S. Nichols Rd. to Miller Rd. (township limits of Gaines).
Clio city
Flushing city
Flushing township
Forest township
Montrose city
Montrose township
Mount Morris city
Mount Morris township
Otisville village
Thetford township
Vienna township