| Great Western Bank Aberdeen | Aberdeen605-229-2634 | 605-229-2634 |
| Great Western Bank Chamberlain | Chamberlain605-734-6531 | 605-734-6531 |
| Great Western Bank Gettysburg | Gettysburg605-765-2491 | 605-765-2491 |
| Great Western Bank Madison | Madison605-256-6532 | 605-256-6532 |
| Great Western Bank McIntosh | Mcintosh605-273-4501 | 605-273-4501 |
| Great Western Bank Milbank | Milbank605-432-1500 | 605-432-1500 |
| Great Western Bank Mobridge | Mobridge605-845-7233 | 605-845-7233 |
| Great Western Bank Morristown | Morristown605-524-3613 | 605-524-3613 |
| Great Western Bank Rapid City - Family Thrift Center West (Baken Park) | Rapid City605-343-2351 | 605-343-2351 |
| Great Western Bank Rapid City - South Canyon | Rapid City605-343-9720 | 605-343-9720 |
| Great Western Bank Rapid City - Family Thrift Center East | Rapid City605-343-3583 | 605-343-3583 |
| Great Western Bank Rapid City - Main | Rapid City605-343-9230 | 605-343-9230 |
| Great Western Bank Redfield | Redfield605-472-2200 | 605-472-2200 |
| Great Western Bank Rosholt | Rosholt605-537-4211 | 605-537-4211 |
| Great Western Bank Sioux Falls - 6th & Sycamore | Sioux Falls605-334-2548 | 605-334-2548 |
| Great Western Bank Sioux Falls - River Centre | Sioux Falls605-334-2548 | 605-334-2548 |
| Great Western Bank Sioux Falls - 41st & Sycamore | Sioux Falls605-334-2548 | 605-334-2548 |
| Great Western Bank Sioux Falls - 57th & Louise | Sioux Falls605-336-5668 | 605-336-5668 |
| Great Western Bank Sioux Falls - 26th & Marion | Sioux Falls605-334-2548 | 605-334-2548 |
| Great Western Bank Sioux Falls - Walmart East | Sioux Falls605-334-2548 | 605-334-2548 |
| Great Western Bank Spearfish - Main | Spearfish605-642-2232 | 605-642-2232 |
| Great Western Bank Watertown - Main | Watertown605-886-8401 | 605-886-8401 |
| Great Western Bank Watertown - 81 & 212 | Watertown605-886-8401 | 605-886-8401 |
| Great Western Bank Webster | Webster605-345-4671 | 605-345-4671 |
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