Area Code +81-503-(6170000...6179999) 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 : 6170000 Subscriber Number To : 6179999 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-(6160000...6169999) next › : +81-503-(6180000...6189999) Dialling Instructions For trunk calls: 0 503 6170000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 503 6170000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6170000 ~ 6179999 (Count: 10,000) Example: +81-503-6170000 / 01081-503-6170000 (0503-6170000 / 0-503-6170000) +81-503-6170001 / 01081-503-6170001 (0503-6170001 / 0-503-6170001) +81-503-6170002 / 01081-503-6170002 (0503-6170002 / 0-503-6170002) +81-503-6170003 / 01081-503-6170003 (0503-6170003 / 0-503-6170003) +81-503-6170004 / 01081-503-6170004 (0503-6170004 / 0-503-6170004) ...+81-503-xxxxxxx / 01081-503-xxxxxxx (0503-xxxxxxx / 0-503-xxxxxxx) ...+81-503-6179995 / 01081-503-6179995 (0503-6179995 / 0-503-6179995) +81-503-6179996 / 01081-503-6179996 (0503-6179996 / 0-503-6179996) +81-503-6179997 / 01081-503-6179997 (0503-6179997 / 0-503-6179997) +81-503-6179998 / 01081-503-6179998 (0503-6179998 / 0-503-6179998) +81-503-6179999 / 01081-503-6179999 (0503-6179999 / 0-503-6179999)
