RCN Corp. will use deltathree’sconsumer VoIP platform to help it expand its service area, the companies said Thursday.

    RCN will offer a VoIP phone service implemented via deltathree's platform to supplement its current switched-based domestic and international phone services. deltathree's hosted consumer VoIP solution will provide RCN with platform components such as Web development, billing, reporting, e-commerce, fraud management, soft-switch applications, customer premise equipment (CPE) configuration and network management.

    RCN's current service able areas include New York, Boston, Chicago, eastern Pennsylvania and Washington, D.C.