Choose from native SIP, PRI or analog trunks and still leverage your PBX investment. Consolidate your voice and data services using your existing internet connection and manage spikes in call volume without ever getting a busy signal. Our system offers interoperability with most commonly used PBX systems. Cut your connection costs and save up to 70%. With SIP Trunking, you can eliminate the need for traditional POTS lines, PRI, or TI Trunks. Instead, pay for the capacity you need in as few as five trunks and take advantage of unlimited domestic calling! Contact us for a test account and more details