Area Code +81-501-(4230000...4239999) located in VoIP, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 501 Subscriber Number From : 4230000 Subscriber Number To : 4239999 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 : Softbank Broadband 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 : +81-501-(4220000...4229999) next › : +81-501-(4240000...4249999) Dialling Instructions For trunk calls: 0 501 4230000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 501 4230000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4230000 ~ 4239999 (Count: 10,000) Example: +81-501-4230000 / 01081-501-4230000 (0501-4230000 / 0-501-4230000) +81-501-4230001 / 01081-501-4230001 (0501-4230001 / 0-501-4230001) +81-501-4230002 / 01081-501-4230002 (0501-4230002 / 0-501-4230002) +81-501-4230003 / 01081-501-4230003 (0501-4230003 / 0-501-4230003) +81-501-4230004 / 01081-501-4230004 (0501-4230004 / 0-501-4230004) ...+81-501-xxxxxxx / 01081-501-xxxxxxx (0501-xxxxxxx / 0-501-xxxxxxx) ...+81-501-4239995 / 01081-501-4239995 (0501-4239995 / 0-501-4239995) +81-501-4239996 / 01081-501-4239996 (0501-4239996 / 0-501-4239996) +81-501-4239997 / 01081-501-4239997 (0501-4239997 / 0-501-4239997) +81-501-4239998 / 01081-501-4239998 (0501-4239998 / 0-501-4239998) +81-501-4239999 / 01081-501-4239999 (0501-4239999 / 0-501-4239999)
