Area Code +81-485-(540000...549999) located in Kumagaya, Saitama (11), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 485 Subscriber Number From : 540000 Subscriber Number To : 549999 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 : 11 Region Name : Saitama City : Kumagaya Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 36.1500 Longitude : 139.3900 ‹ previous : +81-485-(530000...539999) next › : +81-485-(550000...559999) Dialling Instructions For trunk calls: 0 485 540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 485 540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 540000 ~ 549999 (Count: 10,000) Example: +81-485-540000 / 01081-485-540000 (0485-540000 / 0-485-540000) +81-485-540001 / 01081-485-540001 (0485-540001 / 0-485-540001) +81-485-540002 / 01081-485-540002 (0485-540002 / 0-485-540002) +81-485-540003 / 01081-485-540003 (0485-540003 / 0-485-540003) +81-485-540004 / 01081-485-540004 (0485-540004 / 0-485-540004) ...+81-485-xxxxxx / 01081-485-xxxxxx (0485-xxxxxx / 0-485-xxxxxx) ...+81-485-549995 / 01081-485-549995 (0485-549995 / 0-485-549995) +81-485-549996 / 01081-485-549996 (0485-549996 / 0-485-549996) +81-485-549997 / 01081-485-549997 (0485-549997 / 0-485-549997) +81-485-549998 / 01081-485-549998 (0485-549998 / 0-485-549998) +81-485-549999 / 01081-485-549999 (0485-549999 / 0-485-549999)