First Sight glasses have been tested and used in the following countries:
- Anguilla
- Bahamas
- British Virgin Islands
- Cambodia
- Cayman
- Ghana
- Guatamala
- Guyana
- Haiti
- Honduras
- India
- Jamaica
- Kenya
- Mexico
- Nigeria
- Philippines
- Senegal
- South Africa
- South Sudan
- Tanzania
- Turks and Caicos
- Uganda
- Vietnam
- U.S. Virgin Islands