The Guam is a country primarily located in Oceania, The capital is Hagatna. The numeric is 316 and dial code is +1-671. The postal system name in the country is ZIP code, You can find out the postal code of each region from our website. We provide postal codes for 19 regions in the Guam. We also provide a corresponding map on which you can view information about the area.
The country abbreviation for Guam is GU(two-letter), the three-letter code is GUM.
The current officially assigned ISO 3166-1 numeric code is 316, the dialing code is +1-671.