Business Directory A-C D-F G-J K-M N-R S-T U-Z Register Your Business Advertise Your Business Chamber of Commerce Downtown Return To Wilmington City - Main Page Local Government Information Economic Development City News Come See Us! To register a new business (or renew your existing business) with the City of Wilmington, download the registration application. Print and fill it out and mail it to: City of Wilmington 1165 S. Water Street Wilmington, IL. 60481 You may also fax it to 815-476-0096 Download the current business registration application, unzipped word document. click here Download the current business registration application, zipped word document. click here 2004-2008 © City of Wilmington - All rights reserved. Web Site Designed & Maintained by: Abstractionz