GREAT WESTERN BANK
Routing Number: 073900975
100 NORTH PHILIPS AVENUE
SIOUX FALLS, SD 57104-0000
(605) 334-2548
3510 West Sturgis Road
Rapid City, SD 57701
1200 Lacrosse Street
Rapid City, SD 57701
106 East 7th Ave
Redfield, SD 57469
Main Street
Rosholt, SD 57260
3405 South Sycamore Avenue
Sioux Falls, SD 57103
200 East 10th Street
Sioux Falls, SD 57104
5100 West 26th Street
Sioux Falls, SD 57110
2101 W. 41st Street, Suite 10
Sioux Falls, SD 57105
234 North Sycamore Avenue
Sioux Falls, SD 57110
3209 South Louise Avenue
Sioux Falls, SD 57106
5000 South Louise Avenue
Sioux Falls, SD 57108
5521 E. 12th Street Office
Sioux Falls, SD 57110
510 Main Street
Spearfish, SD 57783
2825 1st Avenue
Spearfish, SD 57783
Highways 212 And 81
Watertown, SD 57201
35 1st Avenue, N.E.
Watertown, SD 57201
1201 29th Street Se
Watertown, SD 57201
1301 Main Street
Webster, SD 57274
Is it possible to verify a routing number through the Federal Reserve?
What if a routing number is correct but the transaction fails?
What happens if I use an invalid routing number on a transaction?
Frequently asked questions (FAQs) related to bank routing numbers and bank routing information:
frequently asked questions (FAQs) about Bank ABA routing numbers and their purposes:
Frequently asked questions (FAQs) about international bank routing codes

Can I set up a wire transfer from my Tropical FCU account to another bank online or do I have to do this manually at the branch?
Read More
Would have been very helpful if the routing number was listed on my accounts page for online banking. After a bit of searching I found this page and it is very helpful but not convient. Thank you.
Read More
I have been using Pawtucket CU online system to pay bill, but I dont see a wire transfer function. Od I need to do this at the branch?
Read More
Hello. I want send to your customer in Alexandria,Louisiana 71301 money from Europe. Let me ols know if I would send this money Catalyst corporate federal credit union in Texas or for Cenla federal credit union in Loui
Read More