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Springfield, IL

Bank INB, National Association

INB, National Association is a federally insured bank based in Springfield, Illinois.

Type
Bank
Charter
National commercial bank (OCC-chartered)
Primary regulator
OCC
Established
January 1, 1905
Headquarters
Springfield, IL
FDIC certificate #
3664
Fed RSSD ID
925037
$2.54B
$2.28B
Total deposits Data as of Q1 2026
14
Branch locations Data as of Q1 2026
$7.5M
1.18%
Return on assets Data as of Q1 2026

Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026

Branches by state

INB, National Association operates 14 branch locations across 2 states. Select a state to drill down to its towns and individual branches.

Ownership

INB, National Association is owned by Illinois National Bcorp Inc. See the full ownership & merger history.

INB, National Association financial summary

Other banks in Illinois

Federally insured banks headquartered in Illinois, by total assets.

Similar-size banks

Institutions close to INB, National Association’s $2.54B in assets.

Data as of Q1 2026