You may search for OHC courses using a selection of any one of the following choices: state; country; month; year or course director name. Note: You can leave any field blank. You can select non-US countries from the state list by scrolling to the bottom of the state selection menu.

To see a map of all courses and their locations, click here.

In order to register for an OHC course, you must contact the Course Director directly. The CAOHC office does not control registration for individual courses.

The courses listed on this website have been approved by CAOHC. Upon successful completion of the course you are eligible for certification as an Occupational Hearing Conservationist (OHC). To complete the certification process, your Course Director will submit your application and the appropriate fee to CAOHC. For more information on certification, click here.

Certification courses are 20 hours (usually over a 2 and one-half day period). Recertification courses are 8 hours (one day).

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