FIRST BANK
Routing Number: 122239131
600 JAMES S MCDONNELL BOULEVARD
HAZELWOOD, MO 63042-0000
(800) 760-2265
11 E Lockwood
Webster Groves, MO 63119
1526 West Highway 70 South Service Road
Wentzville, MO 63385
2462 Taylor Road
Wildwood, MO 63040
9801 Westheimer Road 10th Floor, Suite 1060
Houston, TX 77042
How do I check if a routing number is for a valid bank?
What's the difference between a routing number and an account number?
How do I find my routing number on a mobile banking app?
Can a routing number be associated with multiple banks?
What's the purpose of the check's magnetic ink character recognition (MICR) line?
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

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