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Mortgage lenders in Oak Brook, IL

55 mortgage lenders listed in Oak Brook, Illinois. 55 with a phone number and 45 with a website.

Oak Brook accounts for 2.2% of the mortgage lenders listed in Illinois.

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Quick answer

Oak Brook, IL has 55 mortgage lenders listed on USA Business Search. 55 list a phone number and 45 list a website. The most listings are in ZIP codes 60523.

Updated October 2026
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How to choose a mortgage lender in Oak Brook

  • Ask how they are paid: fees, commissions or both.
  • Check licenses and any disciplinary history before you hand over money.
  • Get every quote or recommendation in writing.

Check the business: confirm a company's registration with the state in our Illinois business lookup guide, and licensed trades in the contractor license lookup guide.

Common questions

How many mortgage lenders are listed in Oak Brook, Illinois?

USA Business Search shows 55 mortgage lenders in Oak Brook. 55 list a phone number and 45 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 60523.

How do I choose a mortgage lender in Oak Brook?

Ask how they are paid: fees, commissions or both. Check licenses and any disciplinary history before you hand over money. Get every quote or recommendation in writing. Check the license or registration through the Illinois business lookup guide.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

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