Headquarted: South Bend, Indiana
Chartered: 1863 as First National Bank of South Bend
Past Names: First National Bank of South Bend, First Bank & Trust Company
Website: http://www.1stsource.com
 | A sign for the 1st Source branch in Knox, IN. (September, 2006) |
 | A sign for the 1st Source branch in La Paz, IN. (September, 2006) |
 | A sign for the 1st Source branch in South Bend, IN. (September, 2006) |
 | A sign for a 1st Source branch in South Bend, IN. (July, 2010) |
 | A sign for a 1st Source branch in South Bend, IN. (July, 2010) |
 | A 1st Source Bank branch in Michigan City, IN. (October, 2014) |
 | A 1st Source branch in St. Joseph, MI. (October, 2014) |
 | A 1st Source branch in Niles, MI. (October, 2014) |
 | A 1st Source branch in Valparaiso, IN. (July, 2015) |
 | A 1st Source branch in Valparaiso, IN. (July, 2015) |
 | A 1st Source Bank branch in Lafayette, IN. (February, 2016) |
 | A 1st Source branch in South Bend, IN. (June, 2017) |
 | A 1st Source branch in Goshen, IN. (June, 2017) |
 | A 1st Source branch in Warsaw, IN. (June, 2017) |
 | A 1st Source branch in Portage, IN. (July, 2017) |
 | A 1st Source branch in La Porte, IN. (July, 2017) |
 | A 1st Source branch in Mishawaka, IN. (August, 2017) |
 | A 1st Source Bank branch in La Porte, IN. (September, 2017) |
 | A 1st Source Bank branch in Bremen, IN. (September, 2017) |
 | A 1st Source Bank branch in Nappanee, IN. (September, 2017) |
 | A First Source Bank branch in Rochester, IN. (May, 2018) |
 | A First Source branch in Valparaiso, IN. (August, 2018) |
 | A 1st Source Bank branch in Kalamazoo, MI. (August, 2020) |
 | A 1st Source Bank branch in Valparaiso, IN. (August, 2020) |
 | A 1st Source Bank branch in Westville, IN. (August, 2020) |
 | A 1st Source Bank branch in New Carlisle, IN. (August, 2020) |
 | A 1st Source Bank branch in South Bend, IN. (August, 2020) |
 | A 1st Source Bank branch in Mishawaka, IN. (August, 2020) |
 | A 1st Source Bank branch in Mishawaka, IN. (August, 2020) |
 | A 1st Source Bank branch in Portage, IN. (January, 2023) |
 | A 1st Source Bank branch in Dowagiac, MI. (January, 2023) |