Area Code +81-550-(830000...839999) located in Gotenba, Shizuoka (22), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 550 Subscriber Number From : 830000 Subscriber Number To : 839999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : NTT West Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 22 Region Name : Shizuoka City : Gotenba Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.3100 Longitude : 138.9300 ‹ previous : +81-550-(820000...829999) next › : +81-550-(840000...849999) Dialling Instructions For trunk calls: 0 550 830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 550 830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 830000 ~ 839999 (Count: 10,000) Example: +81-550-830000 / 01081-550-830000 (0550-830000 / 0-550-830000) +81-550-830001 / 01081-550-830001 (0550-830001 / 0-550-830001) +81-550-830002 / 01081-550-830002 (0550-830002 / 0-550-830002) +81-550-830003 / 01081-550-830003 (0550-830003 / 0-550-830003) +81-550-830004 / 01081-550-830004 (0550-830004 / 0-550-830004) ...+81-550-xxxxxx / 01081-550-xxxxxx (0550-xxxxxx / 0-550-xxxxxx) ...+81-550-839995 / 01081-550-839995 (0550-839995 / 0-550-839995) +81-550-839996 / 01081-550-839996 (0550-839996 / 0-550-839996) +81-550-839997 / 01081-550-839997 (0550-839997 / 0-550-839997) +81-550-839998 / 01081-550-839998 (0550-839998 / 0-550-839998) +81-550-839999 / 01081-550-839999 (0550-839999 / 0-550-839999)