WASHINGTON -- Cogent Communications Group, Inc.(AMEX: COI), a Tier One, next generation, optical Internet serviceprovider, announced today that they have upgraded the PSINet datacenters with Cogent connectivity and effective immediately, will beginto promote the three data centers acquired through the purchase ofPSINet assets. The locations of the data centers are Los Angeles, NewYork City and Herndon, Virginia.

Each data center (or colocation facility) will provide rack space andconnectivity to Cogent’s dedicated, all optical Internet transitservice. Connections will be available at $30 per megabit for 100 and1,000 Mbps speeds.“We are taking a very unique approach to colocation by enablingprospects who operate outside of Cogent’s footprint to get access to thelargest capacity, lowest priced data network in the country,” said DaveSchaeffer, CEO of Cogent Communications. “By combining one of thehighest quality networks in the country with a highly secure andreliable data center, Cogent is once again providing a value to thecustomer that will be nearly impossible for other providers to match.”Cogent is launching a promotion of free rack space when customers,enterprises and service providers, purchase a 100 or 1,000 Mbpsconnection at any of the three colocation facilities. Included with therack space are one fast Ethernet port, 2 20-amp circuits,uninterruptible power, secure facilities and full environmentalcontrols.Cogent Communications Inc.