The Illinois - Chicago Business Listings Database can be downloaded instantly in various formats including MySQL, MS Access, CSV, and other Delimited Formats. It includes business databases, content databases, and lists.

The source of the listings is new telephone connections that have been established for business accounts, and are usually included in the Yellow Pages. At the time of my review, the data source had a database of 559,204 businesses located in Chicago Illinois.
I was impressed by the level of organization present in the data source, as it features 812 business categories with 3,910 subcategories. This structure allows businesses to easily navigate and access information, minimizing the amount of time spent searching for specific details.
Overall, I found this data source to be a valuable asset to businesses in Chicago, Illinois. Its regular updates and organized structure make it an excellent resource for companies looking to improve their outreach and visibility.
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