Sept 7 (Reuters) - T-Mobile US Inc (TMUS.O), opens new tab is doubling down on 5G services after it struck a deal on Wednesday to sell its wireline business to Cogent Communications Holdings Inc ...

Cogent (NASDAQ: CCOI) is a facilities-based provider of low cost, high speed Internet access and private network services to bandwidth intensive businesses. Cogent's facilities-based, all-optical ...

WASHINGTON, Aug. 24, 2017 /PRNewswire/ -- Cogent Communications Holdings, Inc. (NASDAQ: CCOI), one of the largest Internet service providers in the world, today announced that Dave Schaeffer ...