FIRST BANK
Routing Number: 121137506
600 JAMES S MCDONNELL BLVD
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
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How are routing numbers used in electronic transfers?
Will changing my bank routing number affect my account number?
How often do routing numbers change?
Can I transfer funds using only the routing number?
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

Community & Southern limit six transfers/withdrawals per month, does it apply to wire transfer?
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I have been using Pawtucket CU online system to pay bill, but I dont see a wire transfer function. Od I need to do this at the branch?
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Do I use the same routing number for money market account wire transfer at Grant County Dep Bank?
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Is there a wire transfer fee if I have a Premium Value Checking with UT Central FCU account?
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