Guam Phone Number Lookup

Verify Guam Phone Numbers - Country Code +1-671

Our phone number lookup tool above instantly verifies whether a phone number belongs to Guam by analyzing its country code and number format. Guam phone numbers use the country code +1-671 and follow an (671)+7 digits national format.

Country:	Guam (GU, GUM)
Country Calling Code:	+1-671
National Number Format:	(671)+7 digits
Example Number:	+1 671 688 1234
International Dialing Prefix:	011
National Trunk Prefix:	1
Time Zone (UTC/DST):	+10
Regulator:	-

Phone Number Types in Guam

These are the number types currently in use in Guam, with an example of how each is written in national and international format.

Emergency numbers in Guam: 911

Track a Phone Number's Location by Guam Area Code

Fixed-line phone numbers in Guam use the country code +1, followed by an area code such as 671 (Tamuning). Match the area code below to identify the city or region a number from Guam is calling from.

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