Nationwide Service

Avaya Definity Phone Systems

The Avaya Definity family of products have a long history of feature rich, reliable and flexible solutions.

Definity Product Line

The Avaya Definity phone system product line has evolved into the Avaya Communication Manager, Avaya Media Servers, and Avaya Media Gateways.  If you are a current System 25, System 75, Definity BCS, Definity ECS, Definity CSI, Definity Prologix, Definity G3, Definity SI, Definity SCC, Definity MCC, Definity CMC, Definity G1, Definity G2, Definity G3, Definity G3si, Definity G3ror any other Avaya Definity affiliated product please contact the CCS Sales Department for more information on aftermarket, migration and/or support.

The CCS Support Group provides enhanced Definity support and maintenance to help older Avaya Definity customers to keep their investment secure as well as help them migrate when they are ready to rollout new enhancements and features.

Contact the CCS Sales and Support Group at 877-598-3999.

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2930 Central Street
Evanston, Illinois 60201

Phone: (877) 598-3999

Nationwide Network
Operations Center
Evanston, Illinois 60201

For our IT / Managed Services Division Visit: www.StratosphereNetworks.com

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Minnesota Location: Minneapolis, Minnesota 55435
Minnetonka, Minnesota, 55305
St. Paul, Minnesota, 55101

Wisconsin Location: Milwaukee, Wisconsin 53202

New York Location: New York, New York 10038
Manhattan, New York, 10005

Florida Location: Fort Lauderdale, Florida 33309
Miami, Florida, 33131

Los Angeles Location: Lake Forest, California 92630
Westlake Village, California, 91361

Santa Barbara Location: Santa Barbara, California 93101
Michigan Location: Grand Rapids, Michigan 49503

San Francisco Location: San Francisco, California 94105

Texas Location: Dallas, Texas 75243

Ohio Location: Columbus, Ohio 43219

Indiana Location: Indianapolis, Indiana 46240

Iowa Location: Des Moines, Iowa 50266

Missouri Location: St. Louis, Missouri 63005
Seattle Location: Seatac, Washington 98148

Detroit Location: Romulus, Michigan 48174

Illinois, Northbrook Northbrook, Illinois, 60062

Illinois, Rosemont Rosemont, Illinois, 60018

Illinois, Schaumburg Schaumburg, Illinois, 60173

Illinois, Chicago Chicago, Illinois, 60611
Chicago, Illinois, 60661

Illinois, Oak Brook Oak Brook, Illinois, 60523