Robust, Reliable Network and Trendsetting Engineering

O1 provides bandwidth and PSTN Trunking to wholesale service providers, carriers and other competitive local exchange carriers (CLECs). Our wholesale services portfolio includes California origination, intrastate and interstate termination, toll-free call termination, turnkey VoIP services and managed modems. O1's wholesale VoIP is offered with a range of connectivity options, backed with industry-leading support, very competitive rates and 24-hour turn-up.

O1's private IP network covers the state of California, passing traffic through Sacramento and Los Angeles POPs, and multiple rate centers. The O1 network was built with best of breed Lucent, Acme Packet and Cisco soft switches, session border controllers, and network equipment to deliver carrier grade reliability. We support our service with highly trained SIP engineers and an experienced customer support team. Our network architecture is designed specifically to support third-party connectivity.

O1 responds to the very specific needs of service providers and CLECs by working closely with them to design solutions to meet their unique requirements. O1 helps VoIP providers create cost-effective peering arrangements with the flexibility to route SIP sessions to a single provider for national termination. O1's preferential peering arrangements include flexible on-net/off-net rate decks, on-net origination with local DIDs, any-to-any peering, and local number portability. O1 has been providing wholesale services for over 11 years.

Wholesale Services:

• Voice origination
  
• Voice termination
  
• Toll-free termination
• Managed modems
  

Contact Sales
Fill out our sales inquiry form
carriersales@o1.com
888.444.1111