Area Code +81-4992-(70000...79999) located in Izu-Oshima, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 4992 Subscriber Number From : 70000 Subscriber Number To : 79999 National Destination Code Length : 4 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : NTT East Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 13 Region Name : Tokyo City : Izu-Oshima Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 34.7500 Longitude : 139.3600 ‹ previous : +81-4992-(50000...59999) next › : +81-4992-(80000...89999) Dialling Instructions For trunk calls: 0 4992 70000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 4992 70000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 70000 ~ 79999 (Count: 10,000) Example: +81-4992-70000 / 01081-4992-70000 (04992-70000 / 0-4992-70000) +81-4992-70001 / 01081-4992-70001 (04992-70001 / 0-4992-70001) +81-4992-70002 / 01081-4992-70002 (04992-70002 / 0-4992-70002) +81-4992-70003 / 01081-4992-70003 (04992-70003 / 0-4992-70003) +81-4992-70004 / 01081-4992-70004 (04992-70004 / 0-4992-70004) ...+81-4992-xxxxx / 01081-4992-xxxxx (04992-xxxxx / 0-4992-xxxxx) ...+81-4992-79995 / 01081-4992-79995 (04992-79995 / 0-4992-79995) +81-4992-79996 / 01081-4992-79996 (04992-79996 / 0-4992-79996) +81-4992-79997 / 01081-4992-79997 (04992-79997 / 0-4992-79997) +81-4992-79998 / 01081-4992-79998 (04992-79998 / 0-4992-79998) +81-4992-79999 / 01081-4992-79999 (04992-79999 / 0-4992-79999)