How to call a Guamanian mobile phone from Iran.

Dial the following international mobile code:

00 + 1 + 671 + The Number

* Do not dial the plus (+) symbols

How to call a Guam mobile phone:

00 - Iran exit code to dial first when calling international
1 - Guam country code must be dialed next
671 - Guam mobile code must be dialed next
00 + 1 + 671 + Local Number - Overall dialing format

World Times:

The time in Iran is now 01:58:43 AM (01:58:43 AM)
The time in Guam is now 08:28:43 AM (08:28:43 AM)

More Ways to Call a Guam mobile phone:

Tips for calling a cell phone in Guam:

To call a Guamanian cell phone from a land line, simply follow the mobile country code dialing instructions above to place your call.
To call a Guamanian cell phone from your cell phone, you may need to first use the + (plus) sign prior to entering the Guam mobile code and telephone number.
If you are calling Guam from your cell phone, you may incur additional charges or fees from your mobile carrier. We recommend trying out a service, such as

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