The Americas Region Caribbean Ring System (ARCOS-1) is a fiber optic submarine communications cable of 8,400 kilometers that extends between the United States, the Bahamas, the Turks and Caicos Islands, the Dominican Republic, Puerto Rico, Curaçao, Venezuela, Colombia . The Americas Region Caribbean Ring System (ARCOS-1) is a fiber optic submarine communications cable of 8,400 kilometers that extends between the United States, the Bahamas, the Turks and Caicos Islands, the Dominican Republic, Puerto Rico, Curaçao, Venezuela, Colombia . Across Dominica, the telecommunications sector has adapted to changing rules, shifting market forces, and growing connectivity needs in both densely settled and rural communities. Traditional systems operate alongside advanced network platforms that reach homes, enterprises, government services. Across Dominica, connectivity has become central to work, education, entertainment and government services, and telecoms has developed into a strategic sector supporting national growth and social participation. The landscape blends long-established mobile networks with new fibre-based systems. Telecommunications in Dominica comprises telephone, radio, television and internet services. The primary regulatory authority is the National Telecommunication Regulatory Commission which regulates all related industries to comply with The Telecommunications Act 8 of 2000. Calls from Dominica. On a mission to be the world's first climate resilient nation by 2030, Dominica has invested heavily in infrastructure, completing projects like putting fiber underground to ensure continued internet connectivity. In addition, the Act gives effect to the purposes of the ECTEL Treaty.