Extension Unit

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Welcome to Extension Unit, your go-to destination for quality services in Illinois. Located at 1000 N Main St, Monmouth, our establishment provides top-notch State Government services to meet your needs. We are conveniently situated in Illinois, with the postal code 61462. For more information or to inquire about our services, please call us at (309) 734-5161. Our website offers further details about our offerings, working hours, and location. You can also find directions, view our map, and explore additional information to help you connect with us easily. Discover why Extension Unit is a trusted name in Illinois and experience our commitment to providing excellent service.