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 03:48:58 AM(03:48:58 AM)
The time in Guam is now 07:48:58 AM(07:48:58 AM)
How to call Guam from Diego Garcia:
World Times:
Mobile Codes: