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Guam Calling Code
Guam
+1
ISO GUGUM
Key Facts
- International Calling Code
- +1
- Country Name
- Guam
- Official Name
- Guam
- Capital City
- Hagåtña
- Region
- Oceania
- Subregion
- Micronesia
- ISO 3166-1 Alpha-2
- GU
- ISO 3166-1 Alpha-3
- GUM
Notable Area Codes
+1-671
How to Dial Guam
Portable international format
Use +1 followed by the complete national significant number. Do not save an origin-specific exit code such as 00 or 011 as part of the destination number.
Other Countries Sharing +1
United StatesCanadaBahamasBarbadosAnguillaAntigua and BarbudaBritish Virgin IslandsUnited States Virgin IslandsCayman IslandsBermudaGrenadaTurks and Caicos IslandsMontserratNorthern Mariana IslandsAmerican SamoaSint MaartenSaint LuciaDominicaSaint Vincent and the GrenadinesPuerto RicoDominican RepublicTrinidad and TobagoSaint Kitts and NevisJamaica
Calling Code
+1
CountryGuam
ISOGU / GUM
RegionOceania