Spirit Telecom offers a wide variety of telecommunication services, including local voice and long distance, data services, network management, Internet access, and Web designing. Its services also includes Web hosting and domain name registration, technical support, online training, content filtering, signaling system #7 and advanced intelligent network services. The company offers a wide variety of services and products, such as Frame Relay, Internet provider addressing, network design, security and auditing, project management, trending analyses and ether loop networks. Its Internet and Web services include e-mails, content filtering, and spam and virus blocking. Headquartered in Columbia, it also has offices in Greenville, Rock Hill and Mount Pleasant, S.C.