Citiz 1st Natl Bk Address
Po Box 1227
Storm Lake, IA 50588
Citiz 1st Natl Bk Phone Number
712-732-5440

Citiz 1st Natl Bk of Iowa - Routing Number

73903516 The routing number for Citiz 1st Natl Bk in Iowa is used on Citiz 1st Natl Bk checks and for direct deposits and wire transfers.

Citiz 1st Natl Bk is a banking institution located in Storm Lake, IA. The routing number for Citiz 1st Natl Bk is 73903516.

How to use the Citiz 1st Natl Bk Routing Number

Routing number on sample check

Citiz 1st Natl Bk's routing number is the eight or nine-digit number found on the bottom left hand side of Citiz 1st Natl Bk checks, next to your checking account number and check number.

In the sample check on the left, the routing number is circled in red. Your checks may have a slightly different layout.

Your routing number is used like a bank's address, to ensure that financial transactions (like checks and direct deposits) get sent to the correct banking institution. You will need to know the Citiz 1st Natl Bk Routing Number when setting up direct deposit with your employer, receiving direct-deposit benefits or tax refunds from the U.S. Government, or requesting a direct bank wire payment to your bank account.

Unlike your Citiz 1st Natl Bk Bank Account Number, the Citiz 1st Natl Bk Routing Number is the same for all Citiz 1st Natl Bk accounts. If you have both your checking and savings accounts with Citiz 1st Natl Bk, for example, they will both use the same routing number, 73903516.