Country

GSM Frequency Usage
(Multiple lines of frequencies indicate different sets of frequencies being used by different carriers.)

Approx. number of GSM cell phone carriers using listed frequencies

Afghanistan

GSM 900

1 carrier

GSM 900/1800

1 carrier

Albania

GSM 900

1 carrier

GSM 900/1800

1 carrier

Algeria

GSM 900

1 carrier

GSM 900/1800

2 carriers

Andorra

GSM 900

1 carrier

Angola

GSM 900

1 carrier

Antigua and Barbuda

GSM 900

1 carrier

GSM 1900

1 carrier

Argentina

GSM 1900

2 carriers

Armenia

GSM 900

1 carrier

GSM 900/1800

1 carrier

Aruba

GSM 900

1 carrier

GSM 900/1800

1 carrier

GSM 1900

1 carrier

Australia

GSM 900/1800

3 carriers

Austria

GSM 900/1800

2 carriers

GSM 1800

2 carriers

Azerbaijan

GSM 900

2 carriers

 

 

 

Bahamas

GSM 1900

1 carrier

Bahrain

GSM 900

1 carrier

GSM 900/1800

1 carrier

Bangladesh

GSM 900

3 carriers

Barbados

GSM 1900

1 carrier

GSM 900/1900

1 carrier

Belarus

GSM 900/1800

2 carriers

Belgium

GSM 900/1800

2 carriers

GSM 1800

1 carrier

Belize

GSM 1900

1 carrier

Benin

GSM 900

3 carriers

Bermuda

GSM 1900

2 carriers

Bhutan

GSM 900

1 carrier

Bolivia

GSM 1900

2 carriers

Bosnia and Herzegovina

GSM 900

3 carriers

Botswana

GSM 900

2 carriers

Brazil

GSM 900/1800

1 carrier

GSM 1800

10 carriers

British Virgin Islands

GSM 900/1900

1 carrier

Brunei

GSM 900

1 carrier

Bulgaria

GSM 900/1800

1 carrier

GSM 900

1 carrierr

Burkina Faso

GSM 900

2 carriers

Burundi

GSM 900

3 carriers

 

 

 

Cambodia

GSM 900

2 carriers

GSM 1800

1 carrier

Cameroon

GSM 900

2 carriers

Canada

GSM 850/1900

1 carrier

GSM 1900

1 carrier

Cape Verde

GSM 900

1 carrier

Cayman Islands

GSM 850/1900

2 carriers

Central African Republic

GSM 900

2 carriers

Chad

GSM 900

1 carrier

Chile

GSM 1900

3 carriers

China

GSM 900

2 carriers

Colombia

GSM 850

2 carriers

GSM 1900

1 carrier

GSM 850/1900

1 carrier

Congo, Republic of

GSM 900

2 carriers

Congo, Democratic Republic of

GSM 900

1 carrier

GSM 1800

1 carrier

GSM 900/1800

2 carriers

Cook Islands

GSM 900

1 carrier

Costa Rica

GSM 1800

1 carrier

Côte d'Ivoire

GSM 900

2 carriers

Croatia

GSM 900

2 carriers

Cuba

GSM 900

1 carrier

Cyprus

GSM 900/1800

2 carriers

Czech Republic

GSM 900/1800

3 carriers

 

 

 

Denmark

GSM 900/1800

4 carriers

Djibouti

GSM 900

1 carrier

Dominica

GSM 900/1900

1 carrier

Dominican Republic

GSM 1800/1900

1 carrier

 

 

 

East Timor

GSM 900

1 carrier

Ecuador

GSM 850

1 carrier

Egypt

GSM 900

2 carriers

El Salvador

GSM 850

1 carrier

GSM 900

1 carrier

GSM 1800

1 carrier

Equatorial Guinea

GSM 900

1 carrier

Eritrea

GSM 900

1 carrier

Estonia

GSM 900/1800

3 carriers

Ethiopia

GSM 900

1 carrier

 

 

 

Faroe Islands

GSM 900

2 carriers

Fiji

GSM 900

1 carrier

Finland

GSM 900

1 carrier

GSM 900/1800

3 carriers

France

GSM 900

1 carrier

GSM 900/1800

2 carriers

French Polynesia

GSM 900

1 carrier

French West Indies

GSM 900

2 carriers

GSM 900/1800

2 carriers

 

 

 

Gabon

GSM 900

2 carriers

Gambia

GSM 900

2 carriers

Georgia

GSM 900/1800

2 carriers

Germany

GSM 900/1800

2 carriers

GSM 1800

2 carriers

Ghana

GSM 900

3 carriers

Gibraltar

GSM 900

1 carrier

Greece

GSM 900/1800

1 carrier

GSM 900

2 carriers

GSM 1800

1 carrier

Greenland

GSM 900

1 carrier

Grenada

GSM 900/1800

1 carrier

GSM 900/1900

1 carrier

Guam

GSM 850/1900

1 carrier

GSM 1900

1 carrier

Guatemala

GSM 850

1 carrier

GSM 1900

2 carriers

Guernsey

GSM 900

1 carrier

GSM 1800

1 carrier

Guinea

GSM 900

3 carriers

Guinea Bissau

GSM 900

1 carrier

Guyana

GSM 900