Area Code +1-671-(4800000...4809999) 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 : 4800000 Subscriber Number To : 4809999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : M (Mobile, Cellular) Carrier Name : PULSE MOBILE LLC 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-(9980000...9989999) next › : +1-671-(5551212...5551212) Dialling Instructions For trunk calls: 1 671 4800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 011 1 671 4800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4800000 ~ 4809999 (Count: 10,000) Example: +1-671-4800000 / 0111-671-4800000 (1671-4800000 / 1-671-4800000) +1-671-4800001 / 0111-671-4800001 (1671-4800001 / 1-671-4800001) +1-671-4800002 / 0111-671-4800002 (1671-4800002 / 1-671-4800002) +1-671-4800003 / 0111-671-4800003 (1671-4800003 / 1-671-4800003) +1-671-4800004 / 0111-671-4800004 (1671-4800004 / 1-671-4800004) ...+1-671-xxxxxxx / 0111-671-xxxxxxx (1671-xxxxxxx / 1-671-xxxxxxx) ...+1-671-4809995 / 0111-671-4809995 (1671-4809995 / 1-671-4809995) +1-671-4809996 / 0111-671-4809996 (1671-4809996 / 1-671-4809996) +1-671-4809997 / 0111-671-4809997 (1671-4809997 / 1-671-4809997) +1-671-4809998 / 0111-671-4809998 (1671-4809998 / 1-671-4809998) +1-671-4809999 / 0111-671-4809999 (1671-4809999 / 1-671-4809999)