Illinois Letterboxes

Select city for letterbox clues Illinois Map

Neighboring States

Use the links below to search for active letterboxes within 50 miles of the specified cities:

Addison Algonquin Alton Arlington Heights Aurora Bartlett Batavia Belleville Bellwood Belvidere Bensenville Berwyn Bloomingdale Bloomington Blue Island Bolingbrook Buffalo Grove Burbank Calumet City Carbondale Carol Stream Carpentersville Champaign Charleston Chicago Chicago Heights Cicero Collinsville Crystal Lake Danville Darien Decatur Des Plaines Dolton Downers Grove East Moline East Peoria East St. Louis Edwardsville Elgin	Elk Grove Village Elmhurst Elmwood Park Evanston Evergreen Park Freeport Galesburg Geneva Glendale Heights Glen Ellyn Glenview Granite City Grayslake Gurnee Hanover Park Harvey Highland Park Hoffman Estates Homer Glen Joliet Kankakee Lake Forest Lake in the Hills Lansing Libertyville Lisle Lombard Loves Park Machesney Park Maywood McHenry Melrose Park Moline Morton Grove Mount Prospect Mundelein Naperville New Lenox Niles Normal	Northbrook North Chicago Oak Forest Oak Lawn Oak Park O'Fallon Orland Park Palatine Park Forest Park Ridge Pekin Peoria Plainfield Quincy Rockford Rock Island Rolling Meadows Romeoville Roselle Round Lake Beach Schaumburg Skokie South Elgin South Holland Springfield St. Charles Streamwood Tinley Park Urbana Vernon Hills Villa Park Waukegan West Chicago Westmont Wheaton Wheeling Wilmette Woodridge Woodstock Zion
Mystery Letterboxes All Letterboxes