Utility Companies

• AT&T - (800) 288-2020
• Comcast - (866) 594-1234
• ComEd - (800) 334-7661
• NICOR - (888) 642-6748
• Crystal Lake Water and Sewer - (815) 459-2020

Important Phone Numbers to Know

• Ambulance, Police, and Fire Emergency - 911
• Police Department - (815) 356-3620
• Fire Rescue Department - (815) 356-3640

Government Offices

• City of Crystal Lake - (815) 459-2020
• Crystal Lake Park District - (815) 459-0680
• Crystal Lake Public Library - (815) 459-1687
• Crystal Lake Post Office - (800) 275-8777
• Algonquin Township - (847) 639-2700
• Dorr Township - (815) 338-0125
• Grafton Township - (847) 669-3328
• Nunda Township - (815) 459-4011

McHenry County Government Offices

• Animal Control - (815) 459-6222
• Assessments - (815) 334-4290
• Clerk Voter Registration - (815) 334-4242
• County Board - (815) 334-4221
• Health Department - (815) 334-4510
• Housing Authority - (815) 338-7752
• McHenry County Government Center - (815) 334-4000
• Division of Transportation - (815) 334-4960
• Sheriff - (815) 338-2144
• Veteran's Assistance - (815) 334-4229

State Offices

• Governor's Office - (217) 782-0244 
• General Assembly - (217) 782-3944 
• Illinois Supreme Court - (207) 782-2035 
• Attorney General's Regional Office: Rockford - (815) 967-3883 
• Attorney General's Regional Office: Consumer Fraud, Chicago - (800) 386-5438 
• Attorney General's Regional Office: Senior Citizens Consumer Fraud - (800) 243-5377
• Attorney General's Regional Office: Identity Theft - (866) 999-5630
• Department of Employment Security - (815) 338-7940
• Illinois Department of Revenue - (800) 732-8866
• Illinois Department of Human Services - (815) 338-0234
• Illinois State Police Non-Emergency - (847) 931-2405 
• Driver's License Facility - (815) 338-2750
• Secretary of State - (800) 252-8980
• Illinois Department of Public Health - (217) 782-4977
• Road Conditions: IDOT - (800) 452-4368
• Veteran's Affairs - (815) 338-9292

Federal Offices

• The White House - (202) 456-1414
• Senate - (202) 224-3121
• House of Representatives - (202) 224-3121
• Supreme Court - (202) 479-3211
• Federal Income Tax (IRS) - (815) 334-7026 or (800) 829-1040
• Social Security Administration - (815) 338-3751

Garbage and Recycling

• Prairieland Disposal / LRS - (847) 381-9300
• Environmental Defenders of McHenry County - (815) 338-0393
• Hazardous Waste - (217) 785-8604
• Lou Marchi Total Recycling Institute - (815) 479-7817

Hospitals

• Amita Health St. Joseph Hospital - (847) 695-3200
• Advocate Sherman Hospital - (847) 742-9800
• Advocate Sherman Family Healthcare - (815) 479-5800
• Advocate Good Shepherd Hospital - (847) 381-0123
• Northwestern Medicine Primary Care: Crystal Lake - (815) 477-2310
• Northwestern Medicine: McHenry - (815) 344-5000
• Northwestern Medicine: Woodstock - (815) 338-2500
• Mercyhealth Hospital and Physician Clinic - (779) 220-5500

Education

• McHenry County College - (815) 455-3700
• District 47 Administration - (815) 459-6070
• Canterbury Elementary School - (815) 459-8180
• Coventry Elementary School - (815) 459-4231
• Glacier Ridge Elementary School - (815) 477-5518
• Hannah Beardsley Middle School - (815) 477-5897
• Husmann Elementary School - (815) 459-7114 
• Indian Prairie Elementary School - (815) 459-2124
• Lundahl Middle School - (815) 459-5971
• North Elementary School - (815) 459-0122
• Richard F. Bernotas School - (815) 459-9210
• South Elementary School - (815) 459-1143
• West Elementary School - (815) 459-2749
• Woods Creek Elementary School - (815) 356-2720
• District 155 Administration - (815) 455-8500
• Cary Grove High School - (847) 639-3825
• Crystal Lake Central High School - (815) 459-2505
• Crystal Lake South High School - (815) 455-3860
• Prairie Ridge High School - (815) 459-0404
• District 47 and 155 Bus Garage - (815) 455-0558

Transportation

• Downtown Crystal Lake Metra Station - (815) 459-0028
• Pingree Road Train Station Parking - (866) 989-1199 
• Dial-A-Ride (Crystal Lake Only) - (800) 671-6717
• PACE Customer Service - (847) 364-7223
• Regional Transportation Authority - (312) 913-3110

Other Services

• Downtown Crystal Lake / Main Street - (815) 479-0835
• Crystal Lake Chamber of Commerce - (815) 459-1300
• Better Business Bureau: Rockford - (815) 963-2222
• Clarke Mosquito Hotline - (800) 942-2555
• McHenry County Child Care Resources - (815) 344-5510
• Raue Center for the Arts Box Office - (815) 356-9212
• Northwest Area Arts Council - (815) 356-3655
• Citizen Utility Board - (800) 669-5556