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OCCC's campus is open to students, faculty, staff and the public. Masks are required in shared, open areas. Information about services, departments and operating hours lives here:
All summer classes are online. Fall classes begin August 17 and will be offered with in-person, online, or hybrid choices for students.

Learn more about OCCC's precautions, best practices and adjustments to limit spread of COVID-19 at:

OCCC Faculty

Chris Oehrlein

Professor of Mathematics
Division of Division of Science, Engineering and Mathematics
Programs: Mathematics

Courses Taught

Contemporary Math
Differential Equations


In addition to teaching here at OCCC, I umpire high school and college baseball in Oklahoma, Arkansas, Kansas and Texas.

Chris Oehrlein

Phone: (405) 682-1611, Ext. 7438
Office location: Science, Engineering and Mathematics Center - Room 2C7A
Office hours:

Please refer to your syllabus or Moodle course for my office hours. If you are not currently enrolled in one of my classes, please email me or give me a call. That contact information is provided on this page. You can also contact the Science, Engineering and Mathematics Division Office at 405-682-7508 to get my current office hours.

View faculty webpage