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About the Library: Library Staff

This guide includes information on services and policies at the OCCC Library.

Library Staff

Personnel Phone 

 MaryGrace Berkowitz,

 Cataloging/Reference Librarian, Science, Engineering and Math Liaison

(405) 682-1611 x7229

 Courtney Oliphant,

 Instruction and Virtual Services Librarian, Health Professions Liaison

(405) 682-1611 x7643

 Monica Carlisle,

 Lead Library Circulation Assistant

(405) 682-7564

 Katie Chestnut,

 Technology Lending Specialist

(405) 682-7564

 Deby Hefner,

 Library Acquisitions Assistant

(405) 682-1611 x7699

 Ann Raia,

 Director of Library Services, Business and Information Technology Liaison

(405) 682-1611 x7468

 Mary Parker,

 Technical Services Assistant

(405) 682-1611 x7203

 Johnny Hill,

 Circulation/Reference Librarian, Arts, English and Humanities Liaison

(405) 682-1611 x7315

 Dana Tuley-Williams,

 Systems/Reference Librarian, Social Sciences Liaison

(405) 682-1611 x7390


Contacting the Library

Via Phone:

Circulation Desk: (405) 682-7564
Library Office: (405) 682-1611, x7699
Library Assistance Desk: (405) 682-1611, x7251


Via Email:


Find Us Online:


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Library Hours

Monday-Thursday:  7:30am - 9:00pm

Friday:                     7:30am - 5:00pm

Saturday:                 9:00am - 3:00pm

Sunday:                   CLOSED

Hours vary during intersession and holidays. Check the full calendar.