Area Code +81-503-(1810000...1819999) located in VoIP, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 503 Subscriber Number From : 1810000 Subscriber Number To : 1819999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 10 Number Type : V (VoIP, Location Independent fixed land line) Carrier Name : KDDI Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) City : VoIP Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 10 Latitude : None Longitude : None ‹ previous : +81-503-(1800000...1809999) next › : +81-503-(1820000...1829999) Dialling Instructions For trunk calls: 0 503 1810000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 503 1810000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 1810000 ~ 1819999 (Count: 10,000) Example: +81-503-1810000 / 01081-503-1810000 (0503-1810000 / 0-503-1810000) +81-503-1810001 / 01081-503-1810001 (0503-1810001 / 0-503-1810001) +81-503-1810002 / 01081-503-1810002 (0503-1810002 / 0-503-1810002) +81-503-1810003 / 01081-503-1810003 (0503-1810003 / 0-503-1810003) +81-503-1810004 / 01081-503-1810004 (0503-1810004 / 0-503-1810004) ...+81-503-xxxxxxx / 01081-503-xxxxxxx (0503-xxxxxxx / 0-503-xxxxxxx) ...+81-503-1819995 / 01081-503-1819995 (0503-1819995 / 0-503-1819995) +81-503-1819996 / 01081-503-1819996 (0503-1819996 / 0-503-1819996) +81-503-1819997 / 01081-503-1819997 (0503-1819997 / 0-503-1819997) +81-503-1819998 / 01081-503-1819998 (0503-1819998 / 0-503-1819998) +81-503-1819999 / 01081-503-1819999 (0503-1819999 / 0-503-1819999)
