Contact Us

Litholink/Labcorp
150 Spring Lake Drive
Itasca, IL 60143

Litholink 24-hour testing customer service:
1-800-338-4333

Standard hours of operation:

Customer Service Mon-Friday 7am to 7pm CT 
Saturdays the laboratory is open from 8:30 to 5pm CT (No Customer Service Available)
Observed holidays by Litholink and Fed-Ex (No inbound or outbound shipments on these days)

• Memorial Day
• Independence Day
• Labor Day
• Thanksgiving Day
• Christmas Day
• New Year’s Day