Area Code +1-671-(5880000...5889999) 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 : 5880000 Subscriber Number To : 5889999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : TELEGUAM HOLDINGS 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-(5650000...5659999) next › : +1-671-(6320000...6329999) Dialling Instructions For trunk calls: 1 671 5880000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 671 5880000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5880000 ~ 5889999 (Count: 10,000) Example: +1-671-5880000 / 0111-671-5880000 (1671-5880000 / 1-671-5880000) +1-671-5880001 / 0111-671-5880001 (1671-5880001 / 1-671-5880001) +1-671-5880002 / 0111-671-5880002 (1671-5880002 / 1-671-5880002) +1-671-5880003 / 0111-671-5880003 (1671-5880003 / 1-671-5880003) +1-671-5880004 / 0111-671-5880004 (1671-5880004 / 1-671-5880004) ...+1-671-xxxxxxx / 0111-671-xxxxxxx (1671-xxxxxxx / 1-671-xxxxxxx) ...+1-671-5889995 / 0111-671-5889995 (1671-5889995 / 1-671-5889995) +1-671-5889996 / 0111-671-5889996 (1671-5889996 / 1-671-5889996) +1-671-5889997 / 0111-671-5889997 (1671-5889997 / 1-671-5889997) +1-671-5889998 / 0111-671-5889998 (1671-5889998 / 1-671-5889998) +1-671-5889999 / 0111-671-5889999 (1671-5889999 / 1-671-5889999)