Area Code +676-57-(000...999) located in Mobile - GSM, more detail is as below. Place International Dialing Code : 676 International Prefix : 00 National Destination Code : 57 Subscriber Number From : 000 Subscriber Number To : 999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 5 Number Type : M (Mobile, Cellular) Carrier Name : Tonga Communications Click here to buy Tonga Area Code Database Other Information Language Code : to (Tonga) Country Number : 776 (Tonga) Country Code : TO (Tonga) City : Mobile - GSM Timezone : Pacific/Tongatapu Coordinated Universal Time : +13:00 Daylight Saving Time : No National Significant Number Minimum Length : 5 Latitude : -21.1800 Longitude : -175.2000 ‹ previous : +676-56-(000...999) next › : +676-58-(000...999) Dialling Instructions For trunk calls: - 57 000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 676 57 000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000 ~ 999 (Count: 1,000) Example: +676-57-000 / 00676-57-000 (57-000 / -57-000) +676-57-001 / 00676-57-001 (57-001 / -57-001) +676-57-002 / 00676-57-002 (57-002 / -57-002) +676-57-003 / 00676-57-003 (57-003 / -57-003) +676-57-004 / 00676-57-004 (57-004 / -57-004) ...+676-57-xxx / 00676-57-xxx (57-xxx / -57-xxx) ...+676-57-995 / 00676-57-995 (57-995 / -57-995) +676-57-996 / 00676-57-996 (57-996 / -57-996) +676-57-997 / 00676-57-997 (57-997 / -57-997) +676-57-998 / 00676-57-998 (57-998 / -57-998) +676-57-999 / 00676-57-999 (57-999 / -57-999)