Nationwide Drug Screening Network

C4 Operations partners with a nationwide network to locate the closest approved clinic to your office or applicant. If you are interested in adding this to your background screening package, please call our office at 888-519-6283 or email admin@c4operations.com for more information.

Local Eastern Iowa Drug Screening

C4 Operations offers non-DOT urine drug screening at our corporate location in Cedar Rapids, Iowa. Drug Screening panels available range from 5-panel to 16-panel with custom combinations available. If you are interested in adding this to your background screening package, please call our office at 888-519-6283 or email admin@c4operations.com for more information.

In-Office Drug Screening Swabs

C4 Operations offers FDA-Approved saliva swab drug testing. In-office completion with results within 5-10 minutes. Read more about this available service here. Swabs are available in 25-pack to purchase.  Please call our office at 888-519-6283 or email admin@c4operations.com with any questions.

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