WELCOME

ONE Testing is a company that offers both in-office and mobile services.
With over 3 decades of experience in our field, we are ready and willing to assist
you with your drug testing, fingerprinting, DNA, and COVID-19 antibody,
antigen or PCR testing.

Please contact us to inquire about setting an appointment for in-office testing,
or to set up a new account for DOT testing for your regulated employees.

one testing logo

ONE STEP TOWARDS GETTING US BACK TO LIFE

| SCHEDULE APPOINTMENT

calendar icon

| CONTACT

7365 Carnelian Street Suite 112
Rancho Cucamonga, CA 91730

Phone: (909) 360-8818

Hours: M-F 9:00 am – 2:30 pm