Area Code +81-503-(2390000...2399999) 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 : 2390000 Subscriber Number To : 2399999 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-(2380000...2389999) next › : +81-503-(2400000...2409999) Dialling Instructions For trunk calls: 0 503 2390000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 503 2390000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2390000 ~ 2399999 (Count: 10,000) Example: +81-503-2390000 / 01081-503-2390000 (0503-2390000 / 0-503-2390000) +81-503-2390001 / 01081-503-2390001 (0503-2390001 / 0-503-2390001) +81-503-2390002 / 01081-503-2390002 (0503-2390002 / 0-503-2390002) +81-503-2390003 / 01081-503-2390003 (0503-2390003 / 0-503-2390003) +81-503-2390004 / 01081-503-2390004 (0503-2390004 / 0-503-2390004) ...+81-503-xxxxxxx / 01081-503-xxxxxxx (0503-xxxxxxx / 0-503-xxxxxxx) ...+81-503-2399995 / 01081-503-2399995 (0503-2399995 / 0-503-2399995) +81-503-2399996 / 01081-503-2399996 (0503-2399996 / 0-503-2399996) +81-503-2399997 / 01081-503-2399997 (0503-2399997 / 0-503-2399997) +81-503-2399998 / 01081-503-2399998 (0503-2399998 / 0-503-2399998) +81-503-2399999 / 01081-503-2399999 (0503-2399999 / 0-503-2399999)
