| 1st Source Bank Airport | 4105 Lincoln Way West(574) 235-2200 | (574) 235-2200 |
| 1st Source Bank Erskine - Martin's | 926 Erskine Plaza(574) 236-4641 | (574) 236-4641 |
| 1st Source Bank Ewing Avenue | 2323 South Michigan Street(574) 235-2340 | (574) 235-2340 |
| 1st Source Bank IUSB ATM | 1700 Mishawaka Ave. | |
| 1st Source Bank Ireland Road | 2060 East Ireland Road(574) 235-2380 | (574) 235-2380 |
| 1st Source Bank Maple Lane | 2230 South Bend Avenue(574) 271-4240 | (574) 271-4240 |
| 1st Source Bank Meijer - Portage Road ATM | 3600 Portage Road | |
| 1st Source Bank Memorial Hospital (Oncology Department) ATM | 615 North Michigan Street | |
| 1st Source Bank Plaza South Bend | 225 North Main Street(574) 235-2280 | (574) 235-2280 |
| 1st Source Bank Portage Avenue | 3655 Portage Avenue(574) 271-3130 | (574) 271-3130 |
| 1st Source Bank River Park | 2602 Mishawaka Avenue(574) 235-2320 | (574) 235-2320 |
| 1st Source Bank Roseland | 52990 State Road 933(574) 271-4260 | (574) 271-4260 |
| 1st Source Bank South Bend Main Office/Headquarters | 100 North Michigan St.(574) 235-2254 | (574) 235-2254 |
| 1st Source Bank Twyckenham ATM | 1502 Lincolnway East | |
| 1st Source Bank Western Avenue | 4505 Western Ave(574) 235-2210 | (574) 235-2210 |
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