Harrison Law Offices serves clients in the following Illinois communities:
McHenry County, Illinois:
- Alden
- Algonquin
- Barrington Hills
- Bull Valley
- Cary
- Crystal Lake
- Fox River Grove
- Fox Lake
- Greenwood
- Harvard
- Hebron
- Holiday Hills
- Huntley
- Island Lake
- Lake In The Hills
- Lakemoor
- Lakewood
- Marengo
- McCullom Lake
- McHenry
- Johnsburg
- Oakwood Hills
- Prairie Grove
- Richmond
- Ringwood
- Spring Grove
- Union
- Wonder Lake
- Woodstock
Lake County, Illinois:
- Antioch
- Barrington
- Barrington Hills
- Beach Park
- Buffalo Grove
- Deerfield
- Deer Park
- Fox lake
- Fox River Grove
- Grayslake
- Gurnee
- Hainesville
- Hawthorn Woods
- Highland Park
- Highwood
- Island Lake
- Kildeer
- Lake Barrington
- Lake Bluff
- Lake Forest
- Lake Villa
- Lake Zurich
- Lakemoor
- Libertyville
- Lincolnshire
- Lindenhurst
- Long Grove
- Mundelein
- North Barrington
- North Chicago
- Port Barrington
- Riverwoods
- Round Lake
- Round Lake Beach
- Round Lake Heights
- Round Lake Park
- Tower Lakes
- Vernon Hills
- Volo
- Wadsworth
- Wauconda
- Wheeling
- Winthrop Harbor
Winnebago County, Illinois:
- Cherry Valley
- Durand
- Loves Park
- Machesny Park
- New Milford
- Pecatonica
- Rockford
- Rockton
- Roscoe
- South Beloit
- Winnebago
Boone County, Illinois:
- Belvidere
- Calidonia
- Candlewick Lake
- Capron
- Cherry Valley
- Garden Prairie
- Poplar Grove
- Timberline
Kane Count, Illinois:
- Algonquin
- Aurora
- Barrington Hills
- Bartlett
- Batavia
- Carpentersville
- East Dundee
- Elgin
- Elburn
- Geneva
- Gilberts
- Hampshire
- Hoffman Estates
- Huntley
- Kaneville
- Lily Lake
- Maple Park
- Montgomery
- North Aurora
- Pingree Grove
- Sleepy Hollow
- South Elgin
- St. Charles
- Sugar Grove
- Virgil
- Wayne
- West Dundee
- Yorkville
DeKalb County, Illinois:
- Cortland
- DeKalb
- Genoa
- Hinckley
- Kingston
- Kirkland
- Lee
- Malta
- Maple Park
- Sandwich
- Shabonna
- Somonauk
- Sycamore
- Waterman
DuPage County, Illinois:
- Aurora
- Addison
- Bartlett
- Belmont
- Bensonville
- Bloomington
- Bolingbrook
- Burr ridge
- Carol Stream
- Chicago
- Claredon Hills
- Cloverdale
- Darien
- Downers Grove
- Elk Grove Village
- Elmhurst
- Glendale Heights
- Glen Ellyn
- Hanover Park
- Hindsdale
- Itaska
- Lemont
- Lisle
- Lombard
- Naperville
- Oak Brook
- Oak Brook Terrace
- Roselle
- Schaumburg
- St. Charles
- Villa Park
- Warrenville
- Wayne
- West Chicago
- Westmont
- Wheaton
- Willow Brook
- Willow Springs
- Winfield
- Wood Dale
- Woodridge
Harrison Law Offices also serves clients in Federal Court cases in Illinois and Wisconsin