It operated global network routes on self-healing rings in North America, Europe and Asia including submarine communications cable systems in the North Atlantic Ocean which connected Canada, the United States, the Republic of Ireland, the United Kingdom and mainland Europe.

On September 30, 2010, Hibernia announced plans for a new transatlantic cable, Project Express, to be built from the NY metro area to the town of Slough, west of London, with less than 60 ms of delay.

[8] In 2011, Hibernia announced its expansion into the Pacific Rim with network connectivity into Tokyo, Singapore and Hong Kong.

[9] In August 2012, the company acquired the Media Connect assets from TeliaSonera International Carrier (TSIC), located in Europe and the US, and rebranded as Hibernia Networks.

[16][17] On January 9, 2017, Hibernia was acquired for $607 million (initial price was $590 million) by telecommunications provider GTT Communications, Inc.[18][4][5] Download coordinates as: Hibernia's network had cable landing stations in: An additional landing point was established in Coleraine, County Londonderry (under Project Kelvin), Northern Ireland, United Kingdom.