Locations and Contact Information
Main Office
College of American Pathologists
325 Waukegan Road
Northfield, IL 60093-2750
Phone
United States: 800-323-4040
Outside United States: +1 847-832-7000
Fax
+1 847-832-8000
District of Columbia Office
College of American Pathologists
1001 G Street, Suite 425 West
Washington, DC 20001
Phone
United States: 800-392-9994
Outside United States: +1 202-354-7100
Fax
+1 202-354-8101
Support
Hours of Operation
Monday–Friday
7:00 AM–5:30 PM Central Time
After-hours
5:30 PM–7:00 AM Central Time
Emergency Hotline: 877-272-4626
Live Chat
Monday–Friday
9:00 AM–4:30 PM Central Time
Holidays (CAP Offices Are Closed)
2025
- January 1: New Year’s Day
- January 20: Martin Luther King Day
- May 26: Memorial Day
- July 4: Independence Day
- September 1: Labor Day
- November 27–28: Thanksgiving
- December 25: Christmas Holiday
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