The CGS ISIN Service contains ISIN (International Securities Identification Number) coverage for the following countries.
- American Samoa
- Anguilla
- Antigua & Barbuda
- Aruba
- Bahamas
- Belize
- Bermuda
- Bonaire, St. Eustatius and Saba
- Cayman Islands
- Curacao
- Dominica
- Grenada
- Guam
- Guyana
- Haiti
- Marshall Islands
- Mayotte
- Micronesia
- Netherlands Antilles
- Northern Mariana Islands
- Palau
- Philippines
- Puerto Rico
- Saint Barthelemy
- Saint Kitts-Nevis
- Saint Lucia
- Saint Martin
- Saint Vincent-Grenadines
- Sint Maarten
- South Georgia
- Suriname
- Trinidad & Tobago
- United States
- US Minor Outlying
- Virgin Islands - US
- Virgin Islands - British