Primus Telecommunications Group, Incorporated provides integrated facilities-based communications services primarily in Australia, Canada, and the United States. The company offers data center services consisting of managed hosting, colocation, and e-commerce applications; Internet services, including residential and business broadband services; small- and medium-sized enterprise Voice over Internet Protocol (VoIP) services; and local landline services. It also provides traditional services, such as domestic and international long-distance voice services; local landline services, including off-net services; prepaid phone card services; residential VoIP services; wireless mobile virtual network operator services; and dial-up Internet services; and international telecommunications carrier services. In addition, the company offers asymmetric and symmetric IP services, integrated services digital network and telephone line services, frame relay and asynchronous transfer mode, and IP virtual private networking services. It serves small- and medium-sized enterprises, multinational corporations, residential customers, and other telecommunication carriers and resellers. The company offers its services through data centers, carrier-grade international gateway and domestic switching systems, Internet routers and media gateways, a network of interconnection points, fiber optic transmission line systems, and VOIP network. Primus Telecommunications Group, Incorporated was founded in 1994 and is headquartered in McLean, Virginia.