To call to Guam, you need to enter the country phone code. It is the initial digit (-s) of the phone number, which may differ from yours.
+1671, 671 — Guam
What is phone code for Guam?
Guam Phone Code is 1671, 671. All numbers of subscribers living in Guam have such a beginning. Thus, any phone number there looks like this: +1671, 671XX…XXXX, where 1671, 671 is the code that belongs to Guam, while XX…XXXX are the unique digits of the subscriber’s phone number.
What international phone codes are used in other countries? All telephone codes of the world can be found on our website.