News - Charles E. Hoffman
PITTSBURGH, July 7 /PRNewswire-FirstCall/ -- Tollgrade Communications, Inc. (Nasdaq: TLGD), a leading provider of network service assurance to the telecommunications industry, today announced that telecom and broadband industry executive Charles E.
Covad Communications Company, a leading national provider of integrated voice and data communications, is extending the availability of its business-class T1 service to 285 new cities today through an agreement with New Edge Networks, a wholly-owned subsidiary of EarthLink.
Covad Communications Group Inc., a leading national provider of integrated voice and data communications, today announced several new customers of its partner, advanced business communications provider Thinking Phone Networks.
