SMB Online banking from Southwest Missouri Bank

Contact Us

SMB Customer Service Center – where you'll always speak to a person.

SMB Customer Service Center

(800) 943-8488

Service Center Hours
Mon – Fri: 7:30 AM - 6:00 PM
Saturday: 8:00 AM - 12:00 PM


SMB 24/7 Telephone Banking

(417) 358-5580
(800) 300-5580



Credit Card Balance Inquiry 

(800) 423-7503



To Report a Card Lost or Stolen

Debit Card
Mon – Fri, 8 - 5 (800) 943-8488
After hours (888) 297-3416
 
Credit Card (800) 325-3678


Mailing Address

PO Box 814
Carthage, MO 64836



ABA/Routing Number

101203641



List of branch locations