Banner Image

Service Upgrade May 8

Due to a service upgrade, eCorp Business Banking and the BankISB Biz mobile banking app will be UNAVAILABLE Wed. May 8 from 12:01 a.m. until 5 a.m. Central Daylight Time. We apologize for the inconvenience.

Skip to Content
Close Icon

Order Checks

image of person writing in check book

Check Order information

If you are ordering checks or creating automatic payments, you may need your bank’s routing number: 073920939. This is the nine-digit number shown in the lower, left-hand corner of your checks or deposit slips.


There are three sets of numbers:

  1. The first set of numbers is the bank's routing number — Iowa State Bank's is: 073920939 (NOTE: The routing number is found at the bottom of each page of our website)
  2. The second set of numbers is your account number
  3. The third set of numbers is the check number if you are looking at a check

Order Checks