Iridium Push To Talk Standard Call Access North America Region is defined as:
Anguilla, Antigua, Aruba, Barbados, Bahamas, Belize , Bermuda, British Virgin Islands, Canada, Cayman Islands, Colombia (Republic of), Costa Rica, Cuba, Dominica, Dominican Republic, El Salvador (Republic of), Guatemala (Republic of), Guadeloupe, Haiti (Republic of), Honduras (Republic of), Jamaica, Martinique, Mexico, Montserrat, Netherlands Antilles, Nicaragua, Panama (Republic of), Puerto Rico, St. Kitts and Nevis, St. Pierre and Miquelon, St. Vincent & Grenadines, Trinidad and Tobago, Turks and Caicos Islands, United States, US Virgin Islands including the coastal waters up to 12 miles offshore of the listed countries. It also includes International Waters: Baffin Bay SW, Baffin Bay NW, Bering Strait, Bering Sea, Aleutian Trench, North Pacific Current, Emperor Seamount Chain, Washington State Coast, Pacific North, Leif Erikson Sea, Oregon Basin, North Eastern Shore, San Francisco Basin, California Coast, Eastern Shore, North Eastern Pacific, South Eastern Shore, Los Angeles Coast, North East Gulf of Mexico, South East Gulf of Mexico, Florida Strait, Great Bahama Bank, Caribbean Sea, Turk Islands Passage, Windward Passage, Gulf of Panama, Labrador Sea SW, Davis Strait NW, Gulf of Alaska.