Area Code +81-503-(5640000...5649999) 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 : 5640000 Subscriber Number To : 5649999 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-(5630000...5639999) next › : +81-503-(5650000...5659999) Dialling Instructions For trunk calls: 0 503 5640000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 503 5640000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5640000 ~ 5649999 (Count: 10,000) Example: +81-503-5640000 / 01081-503-5640000 (0503-5640000 / 0-503-5640000) +81-503-5640001 / 01081-503-5640001 (0503-5640001 / 0-503-5640001) +81-503-5640002 / 01081-503-5640002 (0503-5640002 / 0-503-5640002) +81-503-5640003 / 01081-503-5640003 (0503-5640003 / 0-503-5640003) +81-503-5640004 / 01081-503-5640004 (0503-5640004 / 0-503-5640004) ...+81-503-xxxxxxx / 01081-503-xxxxxxx (0503-xxxxxxx / 0-503-xxxxxxx) ...+81-503-5649995 / 01081-503-5649995 (0503-5649995 / 0-503-5649995) +81-503-5649996 / 01081-503-5649996 (0503-5649996 / 0-503-5649996) +81-503-5649997 / 01081-503-5649997 (0503-5649997 / 0-503-5649997) +81-503-5649998 / 01081-503-5649998 (0503-5649998 / 0-503-5649998) +81-503-5649999 / 01081-503-5649999 (0503-5649999 / 0-503-5649999)
