Ooma SIP trunking solutions deliver internal, inbound, outbound, local and long distance calling with advanced voice capabilities for organizations using premises-based telephony equipment. Ooma provides comprehensive cloud and premises-based Unified Communications (UC) and Contact Center (CC) capabilities with SIP trunking. Organizations benefit by gaining a sophisticated, highly customizable call routing engine that supports on-site equipment and services, while providing a central Public Switched Telephone Network (PSTN) gateway for domestic and international calling. All provided via a single routing table or management portal. Ooma assesses your unique business needs and communications infrastructure, then plans and delivers communications systems that are perfect for your business. SIP trunking is the key to unlock modern unified communications and contact center capabilities, advanced call routing, significant cost savings, crystal clear voice and 99.999% uptime