Area Code +81-820-(450000...459999) 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 : 450000 Subscriber Number To : 459999 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-(400000...409999) next › : +81-820-(470000...479999) Dialling Instructions For trunk calls: 0 820 450000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 820 450000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 450000 ~ 459999 (Count: 10,000) Example: +81-820-450000 / 01081-820-450000 (0820-450000 / 0-820-450000) +81-820-450001 / 01081-820-450001 (0820-450001 / 0-820-450001) +81-820-450002 / 01081-820-450002 (0820-450002 / 0-820-450002) +81-820-450003 / 01081-820-450003 (0820-450003 / 0-820-450003) +81-820-450004 / 01081-820-450004 (0820-450004 / 0-820-450004) ...+81-820-xxxxxx / 01081-820-xxxxxx (0820-xxxxxx / 0-820-xxxxxx) ...+81-820-459995 / 01081-820-459995 (0820-459995 / 0-820-459995) +81-820-459996 / 01081-820-459996 (0820-459996 / 0-820-459996) +81-820-459997 / 01081-820-459997 (0820-459997 / 0-820-459997) +81-820-459998 / 01081-820-459998 (0820-459998 / 0-820-459998) +81-820-459999 / 01081-820-459999 (0820-459999 / 0-820-459999)