Area Code +676-20-(000...999) located in Nuku’alofa, more detail is as below. Place International Dialing Code : 676 International Prefix : 00 National Destination Code : 20 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 : G (Geographic Land Line, Fixed Line) 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 : Nuku’alofa Timezone : Pacific/Tongatapu Coordinated Universal Time : +13:00 Daylight Saving Time : No National Significant Number Minimum Length : 5 Latitude : -21.1300 Longitude : -175.2000 ‹ previous : +676-19-(000...999) next › : +676-21-(000...999) Dialling Instructions For trunk calls: - 20 000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 676 20 000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 000 ~ 999 (Count: 1,000) Example: +676-20-000 / 00676-20-000 (20-000 / -20-000) +676-20-001 / 00676-20-001 (20-001 / -20-001) +676-20-002 / 00676-20-002 (20-002 / -20-002) +676-20-003 / 00676-20-003 (20-003 / -20-003) +676-20-004 / 00676-20-004 (20-004 / -20-004) ...+676-20-xxx / 00676-20-xxx (20-xxx / -20-xxx) ...+676-20-995 / 00676-20-995 (20-995 / -20-995) +676-20-996 / 00676-20-996 (20-996 / -20-996) +676-20-997 / 00676-20-997 (20-997 / -20-997) +676-20-998 / 00676-20-998 (20-998 / -20-998) +676-20-999 / 00676-20-999 (20-999 / -20-999)