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Mapping and Plat Book Resources

In order to submit a locate request, excavators are required to supply section/quarter section information regarding their proposed excavation.

There are several resources listed below for maps and plat books that assist excavators obtain the necessary information.

Jefferson County Plat Book Subdivision map in Mahomet.
     
Rockford Map Publishers 800-321-1627 www.rockfordmap.com
Farm & Home Publishers 800-685-7432 www.FarmandHomePublishers.com
Red Barn Plat Books 906-346-2276 www.redbarnmaps.com
Topozone 978-251-4242 www.topozone.com

Rand McNally
Chicago 7-County Street Finder is an excellent resource for Cook, DuPage, Kane, Lake, McHenry, Kendall and Will Counties.  This resource is available at most book stores as well as several stores such as Target, WalMart and Sam's Club. 

Illinois Department of Transportation (IDOT)
IDOT carries maps showing the sections for most cities in Illinois.  These detailed maps should be used in conjunction with a Plat Book since they do not show Tier and Range numbers.  To view a list of available maps and prices, go to www.dot.state.il.us.  All shipping and handling charges are included in the prices shown.  Map purchases must be pre-paid with a check or money order.  To order or if you have any questions, call Map Sales at 217-782-0834.