Area Code +81-503-(3430000...3439999) 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 : 3430000 Subscriber Number To : 3439999 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 : NTT Communications 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-(3420000...3429999) next › : +81-503-(3440000...3449999) Dialling Instructions For trunk calls: 0 503 3430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 503 3430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3430000 ~ 3439999 (Count: 10,000) Example: +81-503-3430000 / 01081-503-3430000 (0503-3430000 / 0-503-3430000) +81-503-3430001 / 01081-503-3430001 (0503-3430001 / 0-503-3430001) +81-503-3430002 / 01081-503-3430002 (0503-3430002 / 0-503-3430002) +81-503-3430003 / 01081-503-3430003 (0503-3430003 / 0-503-3430003) +81-503-3430004 / 01081-503-3430004 (0503-3430004 / 0-503-3430004) ...+81-503-xxxxxxx / 01081-503-xxxxxxx (0503-xxxxxxx / 0-503-xxxxxxx) ...+81-503-3439995 / 01081-503-3439995 (0503-3439995 / 0-503-3439995) +81-503-3439996 / 01081-503-3439996 (0503-3439996 / 0-503-3439996) +81-503-3439997 / 01081-503-3439997 (0503-3439997 / 0-503-3439997) +81-503-3439998 / 01081-503-3439998 (0503-3439998 / 0-503-3439998) +81-503-3439999 / 01081-503-3439999 (0503-3439999 / 0-503-3439999)
