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The Yellowstone West/Carbon County Special Services Cooperative (YWCCSSC) serves seventeen school districts. 

In addition to the director, secretary, and business managers, the co-op employs four speech pathologists and two speech aides, three school psychologists, two occupational therapists, one physical therapist, and an audiological technician.

Contact information

Address: 2016 Grand Avenue, Suite C
                Billings, Montana 59102

Telephone 406-839-2339
Fax: 406-839-2345
Director: Karen Underwood
Administrative Assistant: Beth Vogele
Business Managers: Roger and Denise Heimbigner