Area Code +1-671-(7470000...7479999) 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 : 7470000 Subscriber Number To : 7479999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : PTI PACIFICA INC. 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-(7350000...7359999) next › : +1-671-(7770000...7779999) Dialling Instructions For trunk calls: 1 671 7470000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 671 7470000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7470000 ~ 7479999 (Count: 10,000) Example: +1-671-7470000 / 0111-671-7470000 (1671-7470000 / 1-671-7470000) +1-671-7470001 / 0111-671-7470001 (1671-7470001 / 1-671-7470001) +1-671-7470002 / 0111-671-7470002 (1671-7470002 / 1-671-7470002) +1-671-7470003 / 0111-671-7470003 (1671-7470003 / 1-671-7470003) +1-671-7470004 / 0111-671-7470004 (1671-7470004 / 1-671-7470004) ...+1-671-xxxxxxx / 0111-671-xxxxxxx (1671-xxxxxxx / 1-671-xxxxxxx) ...+1-671-7479995 / 0111-671-7479995 (1671-7479995 / 1-671-7479995) +1-671-7479996 / 0111-671-7479996 (1671-7479996 / 1-671-7479996) +1-671-7479997 / 0111-671-7479997 (1671-7479997 / 1-671-7479997) +1-671-7479998 / 0111-671-7479998 (1671-7479998 / 1-671-7479998) +1-671-7479999 / 0111-671-7479999 (1671-7479999 / 1-671-7479999)