Guam phone card country calling code is 1

To call Guam from the U.S. dial: 1 + City Code + Phone Number.

Guam country calling code is 1

Phone calls placed from the United States to Guam require you to dial: 1 + City Code + Phone Number. Use the table below to find the appropriate city code in Guam.

Click to find Guam prepaid phone cards

To call Guam from the U.S. dial: 1 + City Code + Phone Number

City NameCity Code
Guam671

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Interesting facts about Guam

Guam was ceded to the US by Spain in 1898. Captured by the Japanese in 1941, it was retaken by the US three years later. The military installation on the island is one of the most strategically important US bases in the Pacific.

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