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Optimum is an American internet, cable television, and telephone brand that primarily serves residents in the New York Tri-State area.
Trisys is a Florham Park, NJ-based company in the Telecommunications sector.
Tachyon Networks is a San Diego, CA-based company in the Telecommunications sector.
Diversified Data and Communications Inc. is a Ferndale, MI-based company in the Telecommunications sector.
Sierra Tel Internet is a Oakhurst, CA-based company in the Telecommunications sector.