Area Code +81-550-(810000...819999) 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 : 810000 Subscriber Number To : 819999 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-(800000...809999) next › : +81-550-(820000...829999) Dialling Instructions For trunk calls: 0 550 810000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 550 810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 810000 ~ 819999 (Count: 10,000) Example: +81-550-810000 / 01081-550-810000 (0550-810000 / 0-550-810000) +81-550-810001 / 01081-550-810001 (0550-810001 / 0-550-810001) +81-550-810002 / 01081-550-810002 (0550-810002 / 0-550-810002) +81-550-810003 / 01081-550-810003 (0550-810003 / 0-550-810003) +81-550-810004 / 01081-550-810004 (0550-810004 / 0-550-810004) ...+81-550-xxxxxx / 01081-550-xxxxxx (0550-xxxxxx / 0-550-xxxxxx) ...+81-550-819995 / 01081-550-819995 (0550-819995 / 0-550-819995) +81-550-819996 / 01081-550-819996 (0550-819996 / 0-550-819996) +81-550-819997 / 01081-550-819997 (0550-819997 / 0-550-819997) +81-550-819998 / 01081-550-819998 (0550-819998 / 0-550-819998) +81-550-819999 / 01081-550-819999 (0550-819999 / 0-550-819999)