Area Code +81-3-(50510000...50519999) located in Tokyo, Tokyo (13), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 3 Subscriber Number From : 50510000 Subscriber Number To : 50519999 National Destination Code Length : 1 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Tokyo Tele Message Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 13 Region Name : Tokyo City : Tokyo Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.6900 Longitude : 139.6900 ‹ previous : +81-3-(50500000...50509999) next › : +81-3-(50520000...50529999) Dialling Instructions For trunk calls: 0 3 50510000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 3 50510000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 50510000 ~ 50519999 (Count: 10,000) Example: +81-3-50510000 / 01081-3-50510000 (03-50510000 / 0-3-50510000) +81-3-50510001 / 01081-3-50510001 (03-50510001 / 0-3-50510001) +81-3-50510002 / 01081-3-50510002 (03-50510002 / 0-3-50510002) +81-3-50510003 / 01081-3-50510003 (03-50510003 / 0-3-50510003) +81-3-50510004 / 01081-3-50510004 (03-50510004 / 0-3-50510004) ...+81-3-xxxxxxxx / 01081-3-xxxxxxxx (03-xxxxxxxx / 0-3-xxxxxxxx) ...+81-3-50519995 / 01081-3-50519995 (03-50519995 / 0-3-50519995) +81-3-50519996 / 01081-3-50519996 (03-50519996 / 0-3-50519996) +81-3-50519997 / 01081-3-50519997 (03-50519997 / 0-3-50519997) +81-3-50519998 / 01081-3-50519998 (03-50519998 / 0-3-50519998) +81-3-50519999 / 01081-3-50519999 (03-50519999 / 0-3-50519999)