Area Code +1-671-(9220000...9229999) located in Agana, Guam (GU), more detail is as below. Place International Dialing Code : 1 International Prefix : 011 National Prefix : 1 National Destination Code : 671 Subscriber Number From : 9220000 Subscriber Number To : 9229999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : IT&E - GU Click here to buy Guam Area Code Database Other Information Language Code : en (English) Country Number : 316 (Guam) Country Code : GU (Guam) Region Code : GU Region Name : Guam City : Agana Timezone : Pacific/Guam Coordinated Universal Time : +10:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : 13.4700 Longitude : 144.7500 ‹ previous : +1-671-(8980000...8989999) next › : +1-671-(9290000...9299999) Dialling Instructions For trunk calls: 1 671 9220000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 671 9220000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9220000 ~ 9229999 (Count: 10,000) Example: +1-671-9220000 / 0111-671-9220000 (1671-9220000 / 1-671-9220000) +1-671-9220001 / 0111-671-9220001 (1671-9220001 / 1-671-9220001) +1-671-9220002 / 0111-671-9220002 (1671-9220002 / 1-671-9220002) +1-671-9220003 / 0111-671-9220003 (1671-9220003 / 1-671-9220003) +1-671-9220004 / 0111-671-9220004 (1671-9220004 / 1-671-9220004) ...+1-671-xxxxxxx / 0111-671-xxxxxxx (1671-xxxxxxx / 1-671-xxxxxxx) ...+1-671-9229995 / 0111-671-9229995 (1671-9229995 / 1-671-9229995) +1-671-9229996 / 0111-671-9229996 (1671-9229996 / 1-671-9229996) +1-671-9229997 / 0111-671-9229997 (1671-9229997 / 1-671-9229997) +1-671-9229998 / 0111-671-9229998 (1671-9229998 / 1-671-9229998) +1-671-9229999 / 0111-671-9229999 (1671-9229999 / 1-671-9229999)