Cologix - Dallas DAL 1 Data Center Carrier Hotel - Network Environment is located at 1950 N. Stemmons Fwy Dallas, Texas 75207. Sales 877-406-2248. The Cologix Dallas colocation data center has long been a facility of choice among carriers, ISPs, content providers, financial services and enterprises based on its dense connectivity and excellent operating record. Located at the major crossroads of network connectivity in the South Central United States, Cologix Dallas is the perfect location to colocate your proximity-reliant or latency-sensitive applications. Cologix operates a core Meet-Me-Room (MMR) in the renowned INFOMART building, the region’s preeminent Carrier Hotel. The Cologix data center has long been a facility of choice among carriers, ISPs, content providers, financial services and enterprises based on its dense connectivity and excellent operating record. Across two sites within the INFOMART building, Cologix offers 40,000 SQF of state-of-the-art data center space in one of the most robust communications markets in the U.S.