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
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Can I change my routing number without changing banks?
Can I share my account number with others?
Can I transfer funds using only the routing number?
Can I change my bank routing number if my account is overdrawn?
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frequently asked questions (FAQs) about Bank ABA routing numbers and their purposes:
Frequently asked questions (FAQs) about international bank routing codes

What are wire transfer fees for domestic and international from and to Iberiabank?
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529 college savings plan by USAA open to the public or just military family only? I would like to set something similar to 529 for my child.
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Capital One told me there are 2 different routing numbers for wire transfer: Capital One Bank (USA), 051409375 and Capital One, 056073612.
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