Area Code +81-173-(720000...729999) located in Ajigasawa, Aomori (02), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 173 Subscriber Number From : 720000 Subscriber Number To : 729999 National Destination Code Length : 3 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : NTT East Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 02 Region Name : Aomori City : Ajigasawa Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 40.7800 Longitude : 140.2100 ‹ previous : +81-173-(700000...709999) next › : +81-173-(730000...739999) Dialling Instructions For trunk calls: 0 173 720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 173 720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 720000 ~ 729999 (Count: 10,000) Example: +81-173-720000 / 01081-173-720000 (0173-720000 / 0-173-720000) +81-173-720001 / 01081-173-720001 (0173-720001 / 0-173-720001) +81-173-720002 / 01081-173-720002 (0173-720002 / 0-173-720002) +81-173-720003 / 01081-173-720003 (0173-720003 / 0-173-720003) +81-173-720004 / 01081-173-720004 (0173-720004 / 0-173-720004) ...+81-173-xxxxxx / 01081-173-xxxxxx (0173-xxxxxx / 0-173-xxxxxx) ...+81-173-729995 / 01081-173-729995 (0173-729995 / 0-173-729995) +81-173-729996 / 01081-173-729996 (0173-729996 / 0-173-729996) +81-173-729997 / 01081-173-729997 (0173-729997 / 0-173-729997) +81-173-729998 / 01081-173-729998 (0173-729998 / 0-173-729998) +81-173-729999 / 01081-173-729999 (0173-729999 / 0-173-729999)