| Uninum | Name | Address 1 | Address 2 | City | County | Established | Accquired |
|---|---|---|---|---|---|---|---|
| 208193 | GRAFTON BRANCH | 302 4th Ave | Mason City, IA 50440 | Grafton | Worth | 03/20/1996 | 12/31/1999 |
| 3958 | Farmers State Bank | 99 7th St N | Mason City, IA 50459 | Northwood | Worth | 11/15/1921 | |
| 429985 | MASON CITY OFFICE BRANCH | 517 S Federal Ave | Mason City, IA 50401 | Mason City | Cerro Gordo | 12/01/2003 | 12/31/1999 |
| 511734 | MASON CITY WEST BRANCH | 2501 4th St Sw | Mason City, IA 50401 | Mason City | Cerro Gordo | 02/16/2010 | 12/31/1999 |
| 8699 | VENTURA BRANCH | 5 W Ventura St | Mason City, IA 50482 | Ventura | Cerro Gordo | 01/01/1926 | 10/06/1995 |
| 8851 | JOICE BRANCH | 202 Main St | Mason City, IA 50446 | Joice | Worth | 06/01/1900 | 02/01/1992 |
| 9184 | ST ANSGAR BRANCH | 345 W 4th St | 50472 | Saint Ansgar | Mitchell | 01/01/1902 | 12/02/2005 |
| 9738 | CLEAR LAKE BRANCH | 210 1st Ave N | Mason City, IA 50428 | Clear Lake | Cerro Gordo | 09/01/1936 | 09/10/2012 |
