Area Code +81-508-(8800000...8809999) located in VoIP, more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 508 Subscriber Number From : 8800000 Subscriber Number To : 8809999 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 : UCOM 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 : +81-508-(8700000...8799999) next › : +81-508-(8810000...8819999) Dialling Instructions For trunk calls: 0 508 8800000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 508 8800000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8800000 ~ 8809999 (Count: 10,000) Example: +81-508-8800000 / 01081-508-8800000 (0508-8800000 / 0-508-8800000) +81-508-8800001 / 01081-508-8800001 (0508-8800001 / 0-508-8800001) +81-508-8800002 / 01081-508-8800002 (0508-8800002 / 0-508-8800002) +81-508-8800003 / 01081-508-8800003 (0508-8800003 / 0-508-8800003) +81-508-8800004 / 01081-508-8800004 (0508-8800004 / 0-508-8800004) ...+81-508-xxxxxxx / 01081-508-xxxxxxx (0508-xxxxxxx / 0-508-xxxxxxx) ...+81-508-8809995 / 01081-508-8809995 (0508-8809995 / 0-508-8809995) +81-508-8809996 / 01081-508-8809996 (0508-8809996 / 0-508-8809996) +81-508-8809997 / 01081-508-8809997 (0508-8809997 / 0-508-8809997) +81-508-8809998 / 01081-508-8809998 (0508-8809998 / 0-508-8809998) +81-508-8809999 / 01081-508-8809999 (0508-8809999 / 0-508-8809999)