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Illinois National Bank

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INB, formerly Illinois National Bank, is a locally owned and privately held national bank headquartered in Springfield, Illinois.

Last updated August 25, 2026

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Overview

INB, formerly known as Illinois National Bank, is a locally owned and privately held national bank serving consumers, businesses, organizations, and communities in Illinois and selected out-of-state markets. The bank is headquartered in Springfield and operates a regional branch network concentrated in central Illinois, together with a remittance-processing center and loan-production offices outside its traditional branch footprint. The current institution represents the second generation of the Illinois National Bank name. An earlier Illinois National Bank was established in Springfield in 1886. That original bank was sold to First of America Bank in 1989 and adopted the buyer's name on February 1, 1990. First of America was subsequently acquired by National City Bank in 1997, and National City was later acquired by PNC Bank in 2008. The present-day INB is a separate successor institution rather than a continuation of the original bank's corporate ownership. A group of Springfield investors and former employees of the original Illinois National Bank organized the second-generation bank in 1999. It opened for business on June 21 of that year with a single downtown Springfield branch. INB subsequently expanded through central Illinois, reaching communities including Peoria, Bloomington, and Champaign. Its branch network grew to 13 locations, while its non-branch operations broadened through loan-production offices in the St. Louis metropolitan area and in Tampa and Miami, Florida. INB's service portfolio follows the model of a full-service community and regional bank. Its consumer offerings include checking and savings accounts, certificates of deposit, residential mortgage lending, and other loan products. It also provides business and commercial lending, although the available reference material does not enumerate the complete commercial product range. Additional services include individual retirement accounts, remittance processing, and tax-preparation services. The bank's remittance-processing center is described as the largest in Illinois outside the Chicago area. In 2019, the institution changed its formal legal name to INB, National Association, commonly shortened to INB, N.A. or simply INB. The change aligned the public-facing brand with the bank's established abbreviation while retaining its national-bank status. INB's overall positioning is regional and relationship-oriented: it combines conventional deposit and lending products with local branch access, specialized remittance processing, and lending offices serving markets beyond central Illinois. It is not a globally operating bank and has no publicly traded ticker identified in the available sources.

History

The Illinois National Bank name has two distinct institutional histories. The original Illinois National Bank was founded in Springfield, Illinois, in 1886. It operated as a local bank for more than a century before being sold to First of America Bank in 1989. On February 1, 1990, the original institution assumed the First of America name. First of America was later sold to National City Bank in 1997, and National City was acquired by PNC Bank in 2008. These transactions ended the original bank's independent identity and ultimately transferred its successor organization into a much larger banking group. The present institution was created in 1999 by Springfield investors and former employees of the first Illinois National Bank. This group sought to re-establish an independently owned bank using the Illinois National Bank identity and local-market relationships. The new bank opened on June 21, 1999, beginning with one branch in downtown Springfield. Although it shared historical and personnel connections with the earlier institution, it was organized as a new generation of the bank rather than as the uninterrupted corporate continuation of the 1886 entity. After opening, the second-generation bank expanded its physical presence across central Illinois. Its branch network grew from the original downtown Springfield location to 13 branches serving communities in and around Springfield, Peoria, Bloomington, and Champaign. This geographic strategy gave the bank a broader central-Illinois platform while preserving a local and regional identity. INB also developed capabilities beyond conventional branch banking. In 2000, it acquired a remittance-processing center. The facility became the largest remittance-processing center in Illinois outside the Chicago area, adding a specialized operational business to the bank's retail and lending activities. The institution further extended its lending reach through loan-production offices in the St. Louis metropolitan area and in Tampa and Miami, Florida. These offices allowed INB to originate loans in markets where it did not necessarily maintain a full branch network. The bank's products developed around the standard needs of households and businesses. Deposit products include checking and savings accounts and certificates of deposit. Lending activities include mortgage services and other loan products. INB also offers individual retirement accounts, remittance processing, and tax-preparation services. The available reference material identifies these categories but does not provide a complete product catalog, financial statements, or detailed operating results. In 2019, the bank changed its formal name to INB, National Association. The shortened forms INB, N.A. and INB became the preferred names for most purposes. The rebranding reflected the abbreviation already associated with the institution while maintaining its status as a national association. In its current form, INB remains a privately held, locally owned bank based in Springfield, with a branch presence in central Illinois and additional lending and processing operations in other U.S. markets.

  • 2019

    Formal name changed to INB, National Association

    [1]

    The current bank adopted INB, National Association as its formal name and used INB, N.A. or INB in ordinary references.

  • 2008

    National City acquired by PNC

    [1]

    The successor organization to the original Illinois National Bank entered PNC Bank through National City's acquisition.

  • 2000

    Remittance-processing center acquired

    [1]

    INB acquired a remittance-processing center that became the largest in Illinois outside the Chicago area.

  • 1999

    Second-generation INB organized

    [1]

    Springfield investors and former employees of the original bank formed a new institution using the Illinois National Bank identity.

  • 1999

    New bank opens in downtown Springfield

    [1]

    The second-generation bank opened on June 21, 1999, with one downtown Springfield branch.

  • 1997

    First of America sold to National City

    [1]

    First of America was sold to National City Bank.

  • 1990

    Original bank adopts First of America name

    [1]

    The original institution assumed the First of America name on February 1, 1990.

  • 1989

    Original bank sold to First of America

    [1]

    The original Illinois National Bank was sold to First of America Bank.

  • 1886

    Original Illinois National Bank established

    [1]

    The original Illinois National Bank was established in Springfield, Illinois.

Products and positioning

A locally owned, privately held community and regional bank offering traditional deposit, lending, retirement, remittance-processing, and tax-related services, with a strong operating base in central Illinois.

  • Retail banking

    Deposit accounts

    INB provides conventional checking and savings accounts for consumer and other deposit customers. These products form the core of its branch-based banking offer and support the bank's community and regional operating model.

  • Deposits

    Certificates of deposit

    The bank offers certificates of deposit, allowing customers to place funds for defined terms under the conditions applicable to the selected account. The available reference material does not specify term structures or rates.

  • Lending

    Mortgage and other loan services

    INB offers mortgage services alongside other loan products for consumer and business needs. Its lending platform is supported by branches in central Illinois and loan-production offices in the St. Louis metropolitan area, Tampa, and Miami.

  • Retirement banking

    Individual retirement accounts

    Individual retirement accounts are part of INB's retirement-related product offering. Specific account types, investment options, contribution terms, and custodial arrangements are not detailed in the available sources.

  • Payment services · 2000

    Remittance processing

    INB operates a remittance-processing center acquired in 2000. The center is described as the largest in Illinois outside the Chicago area, making specialized payment processing an important part of the bank's non-branch operations.

  • Financial services

    Tax-preparation services

    Tax preparation is among the additional financial services associated with INB. The available reference material does not describe the service's delivery model, customer eligibility, or detailed scope.

Brand decisions

  • 2019

    Adoption of the INB, National Association nameStrategy

    Background

    The institution had long operated under the Illinois National Bank name while commonly using the INB abbreviation. It formalized that abbreviated identity in 2019.

    Action taken

    The bank changed its formal name to INB, National Association, with INB, N.A. and INB used as shortened forms.

    Aftermath

    The name change aligned the legal name with the bank's established public-facing abbreviation while preserving its national-bank status.

Sources1 sources

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