WestPac Labs - Main Lab
10200 Pioneer Boulevard, Suite 500
Santa Fe Springs, CA 90670
Phone: 562.906.5227
Bakersfield
820 34th Street, Suite103
Bakersfield, CA 93301
Phone: 661.325.0744
Fax: 661.716.2187
San Luis Obispo
3701 South Higuera Street
San Luis Obispo, CA 93401
Phone: 805.541.6033
Fax: 805.787.0104
Customer Service
Phone: 562.906.5227
Fax: 562.906.6490
Billing Call Center
Hours: Monday – Friday 6:30AM – 5PM (PT)
Phone: 866.799.0271
Fax: 866.799.0272
Atlas Client Support Team
Hours: Monday – Friday 5AM – 4PM (PT)
Phone: 855.343.8560