00 - Diego Garcia exit code to dial first when calling international
1 - Guamanian country code must be dialed next
671 - Guamanian local area code. 00 +
1 + 671 +
Local Number - Overall dialing code format
World Times:
The time in Diego Garcia is now 17:57:42 PM(05:57:42 PM)
The time in Guam is now 21:57:42 PM(09:57:42 PM)
How to call Guam from Diego Garcia:
World Times:
Mobile Codes: