Corefirst Bank & Trust Routing Number (ABA): 101100728

Corefirst Bank & Trust at a glance

Its CET1 capital ratio was 11.78% at Q2 2026, above regulatory requirements.

Total assets, Q2 2026

$1.26B

CET1 ratio, Q2 2026

11.78%

Deposit insurance

FDIC

Regulator

FDIC

Domestic offices

13 FDIC institution directory, current count

Established

1959

Full financial profile · Is Corefirst Bank & Trust safe? · Branch locations

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, 0072, 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 Corefirst Bank & Trust

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 Corefirst Bank & Trust checks or in its online banking. Ask the bank for wire instructions (www.cbtks.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 Corefirst Bank & Trust

Corefirst Bank & Trust is headquartered in Topeka, Kansas and was established in 1959. It is in the TOPEKA, KS metro area. It reported $1.26B in total assets and $1.06B in deposits for Q2 2026, the 14th largest of the 182 banks headquartered in Kansas. It reports 13 domestic offices. Its deposits have been FDIC insured since 1959. Its primary federal regulator is the FDIC. 11 other banks and credit unions headquartered in Topeka have a routing number listed here.

What the digits in 101100728 mean

The first four digits, 1011, 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, 0072, 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 9 + 7 x 2 + 9 = 50, a multiple of 10, so 101100728 is a well-formed routing number. A mistyped digit almost always breaks that sum.

What is the Corefirst Bank & Trust routing number?

The Corefirst Bank & Trust routing number is 101100728. It is the primary ABA routing transit number registered to Corefirst Bank & Trust, headquartered in Topeka, KS. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 25, 2026.

What is the Corefirst Bank & Trust wire routing number?

This page lists the primary routing number registered to Corefirst Bank & Trust. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with Corefirst Bank & Trust before sending a wire.

Is ABA number 101100728 the routing number for Corefirst Bank & Trust?

Yes. It is the primary routing number registered to Corefirst Bank & Trust.

Which bank uses routing number 101100728?

It belongs to Corefirst Bank & Trust, headquartered in Topeka, KS. It is the bank's primary ABA routing number (FDIC certificate 18100).

Routing numbers in Topeka, KS

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Capitol Federal Savings Bank: 301171285

Credit union

Azura Credit Union: 301179737

Credit union

Envista Federal Credit Union: 301179902

Bank

Silver Lake Bank: 101110404

Bank

Kaw Valley Bank: 101100142

Bank

Heritage Bank: 101115001

Bank

Community Bank: 101106751

Credit union

Empower Blue Credit Union: 301179766

All routing numbers in Kansas