Bank routing number ยท Carrollton, Missouri
Bank 21 Routing Number (ABA): 101908988
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The Bank 21 routing number is 101908988. It is the primary ABA routing transit number on the bank's FFIEC National Information Center record, refreshed here on October 25, 2026.
Bank 21 at a glance
Its CET1 capital ratio was 12.58% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $202.1M
- CET1 ratio, Q2 2026
- 12.58%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Domestic offices
- 5 FDIC institution directory, current count
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1912
Full financial profile · Is Bank 21 safe? · Bank 21 call report · Branch locations
Bank 21 routing numbers on file
| Routing number | Type | Status | Source |
|---|---|---|---|
| 101908988 | Primary ABA | Active | FFIEC NIC |
Record refreshed here on October 25, 2026. NIC holds one primary number per bank; Bank 21 publishes any other numbers it uses itself.
What the digits mean
The first two digits, 10, place this number in the Federal Reserve Bank of Kansas City's district (District 10). Digits five through eight, 0898, identify the institution within that district. The last digit, 8, is a check digit, and the number passes the standard check: weight the nine digits 3, 7, 1, 3, 7, 1, 3, 7, 1 and the sum is a multiple of 10.
Before you send money to Bank 21
A routing number tells the payment network which financial institution holds an account. You give it with an account number for ACH transfers through the automated clearing house, such as direct deposit, bill pay and transfers from a checking account, which usually settle in one to two business days. An international wire to a US account normally needs the bank's SWIFT code as well.
Match this number against the one on your Bank 21 checks or in its online banking. Ask the bank for wire instructions (www.bank21.com). Our record does not show whether this number receives wires. The Federal Reserve's E-Payments Routing Directory shows it: its Fedwire participant search lists the numbers that can receive Fedwire transfers, and its FedACH search lists those that receive ACH payments. How to confirm any routing number.
About Bank 21
Bank 21 is headquartered in Carrollton, Missouri and was established in 1912. It reported $202.1M in total assets and $164.7M in deposits for Q2 2026, the 125th largest of the 191 banks headquartered in Missouri. See the largest banks in Missouri by total assets. It reports 5 domestic offices. Its deposits have been FDIC insured since 1934. Its primary federal regulator is the FDIC. One other bank or credit union headquartered in Carrollton has a routing number listed here.
What the digits in 101908988 mean
The first four digits, 1019, are the Federal Reserve routing symbol. The prefix 10 places the number in the 10th Federal Reserve District (Kansas City). That is also the district where the bank is headquartered. Digits five through eight, 0898, identify the institution within its Federal Reserve district. The last digit, 8, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 19 + 7 x 8 + 17 = 130, a multiple of 10, so 101908988 is a well-formed routing number. A mistyped digit almost always breaks that sum.
What is the Bank 21 routing number?
The Bank 21 routing number is 101908988. It is the primary ABA routing transit number registered to Bank 21, headquartered in Carrollton, MO. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 25, 2026.
What is the Bank 21 wire routing number?
This page lists the primary routing number registered to Bank 21. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with Bank 21 before sending a wire.
Is ABA number 101908988 the routing number for Bank 21?
Yes. It is the primary routing number registered to Bank 21.
Which bank uses routing number 101908988?
It belongs to Bank 21, headquartered in Carrollton, MO. It is the bank's primary ABA routing number (FDIC certificate 8560).
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Regulator records: FDIC BankFind (cert 8560) · FFIEC NIC profile (RSSD 634544)