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Important Notice



American State Bank & Trust operates two locations in Williston and offers several convenient ATM locations within the area. You can find an interactive map and a listing of these physical locations below.

Be sure to check out our online and mobile banking services as well!

Hours of Operation

Main Bank & Raymond James Financial Services, Inc.

Mailing Address:
PO Box 1446
Williston, ND 58802

Physical Address:
223 Main St.

Mon 9:00 a.m. – 6:00 p.m.
Tues – Fri 9:00 a.m. – 4:00 p.m.

Main Bank Drive Up

Mon – Fri 8:00 a.m. – 6:00 p.m.
Sat 8:00 a.m. – 12:30 p.m.

North Station

Mailing Address:
PO Box 1446
Williston ND 58802

Physical Address:
2523 2nd Ave W

Mon – Fri 8:00 a.m. – 6:00 p.m.
Sat 8:00 a.m. – 12:30 p.m.

ATM Locations

American State Bank-Main Bank Lobby*
American State Bank-Main Bank Drive Up*
American State Bank-North Station Drive Up*
Williston State College

CHI St. Alexius Health Center
Horizon Resources
20/20 Professional Center
Williston Basin International Airport

*24-Hour ATM