Guam country code
The calling code for Guam is +1.
Calling code
+1
ISO code
GU
Callable here
Not yet
Region
Guam
Example number
International
+1 671 300 1234
National
(671) 300-1234
E.164
+16713001234
Example mobile number, formatted for display. Not a real subscriber.
How to call Guam
- 1Start with the exit code (or +)
From a mobile, press and hold 0 for +. From a landline, dial your country's exit code first (for example 011 from the US, or 00 from most of Europe).
- 2Dial the country code +1
This routes the call to Guam.
- 3Dial the local number
Enter the recipient's national number, dropping any leading 0 trunk prefix.
Call a number in Guam now
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Start calling with FreeCallMeGuam dialing code FAQ
- What is the country code for Guam?
- The country calling code for Guam is +1. You dial it after your international access code (or +) when calling Guam from another country.
- How do I call Guam from another country?
- Dial your exit code (for example 011 from the US, or 00 from much of Europe) or a +, then 1, then the local number without its leading 0. On a mobile, press and hold 0 to type the +.
- How many digits is a phone number in Guam?
- A typical Guam phone number has 10 digits after the +1 country code.
- What does a Guam phone number look like?
- In international format, a Guam number looks like +1 671 300 1234.
- Can I call Guam for free?
- FreeCallMe lets you call phones around the world from your browser, with $1 of free credit for new accounts. No app or SIM needed.