Key Contact Information, Calloway Labs
(781) 224-9899, Calloway Labs Main Phone Number

Laboratory
During regular business hours, select Option 4 from the main menu or dial extension 454
Our laboratory staff is always ready to answer your questions. To obtain copies of Result Reports or to ask a question about a Result, contact: lab@callowaylabs.com

Billing Department
During regular business hours, select Option 5 from the main menu or dial extension 457 The Billing Department at Calloway Labs handles all third-party billing for laboratory testing directly through insurance companies. Contact the Billing Department for questions about insurance or client billing.

Dispatch
Dial Extension 450 At Calloway Labs, our dispatch team runs a twenty-four hour collection service, so there is always a dispatcher available to answer your call. To schedule a pickup or collection after normal business hours, please contact our Dispatch Department for the fastest response.

Sales
During regular business hours, select Option 3 from the main menu or dial extension 453 Our Sales Representatives are always happy to assist their customers with any matter. You can reach your Sales Representative by calling our Sales Department general phone line. Email: sales@callowaylabs.com

Our Mailing Address is:
Calloway Labs
34 Commerce Way
Woburn, MA 01801

Hours of Operation:
Monday through Friday
8:00 AM – 8:00 PM Eastern Standard Time