Chartered in 1951, PRTC is a world class communications company with its heart firmly planted in the Lowcountry of South Caro ... lina. While we are, and always will be, a local communications company, PRTC is on the leading edge of today's global technologies for residential and business customers. From reliable local telephone service to home integration systems, PRTC serves more than 14,000 customers and always strives to offer the best services at the best price. read more