Area Code +81-820-(470000...479999) located in Yanai, Yamaguchi (35), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 820 Subscriber Number From : 470000 Subscriber Number To : 479999 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 West Click here to buy Japan Area Code Database Other Information Language Code : ja (Japanese) Country Number : 392 (Japan) Country Code : JP (Japan) Region Code : 35 Region Name : Yamaguchi City : Yanai Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 33.9600 Longitude : 132.1000 ‹ previous : +81-820-(450000...459999) next › : +81-820-(480000...489999) Dialling Instructions For trunk calls: 0 820 470000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 820 470000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 470000 ~ 479999 (Count: 10,000) Example: +81-820-470000 / 01081-820-470000 (0820-470000 / 0-820-470000) +81-820-470001 / 01081-820-470001 (0820-470001 / 0-820-470001) +81-820-470002 / 01081-820-470002 (0820-470002 / 0-820-470002) +81-820-470003 / 01081-820-470003 (0820-470003 / 0-820-470003) +81-820-470004 / 01081-820-470004 (0820-470004 / 0-820-470004) ...+81-820-xxxxxx / 01081-820-xxxxxx (0820-xxxxxx / 0-820-xxxxxx) ...+81-820-479995 / 01081-820-479995 (0820-479995 / 0-820-479995) +81-820-479996 / 01081-820-479996 (0820-479996 / 0-820-479996) +81-820-479997 / 01081-820-479997 (0820-479997 / 0-820-479997) +81-820-479998 / 01081-820-479998 (0820-479998 / 0-820-479998) +81-820-479999 / 01081-820-479999 (0820-479999 / 0-820-479999)