Area Code +81-438-(530000...539999) located in Kisarazu, Chiba (12), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 438 Subscriber Number From : 530000 Subscriber Number To : 539999 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 : 12 Region Name : Chiba City : Kisarazu Timezone : Asia/Tokyo Coordinated Universal Time : +09:00 Daylight Saving Time : No National Significant Number Minimum Length : 9 Latitude : 35.3800 Longitude : 139.9200 ‹ previous : +81-438-(520000...529999) next › : +81-438-(550000...559999) Dialling Instructions For trunk calls: 0 438 530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 438 530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 530000 ~ 539999 (Count: 10,000) Example: +81-438-530000 / 01081-438-530000 (0438-530000 / 0-438-530000) +81-438-530001 / 01081-438-530001 (0438-530001 / 0-438-530001) +81-438-530002 / 01081-438-530002 (0438-530002 / 0-438-530002) +81-438-530003 / 01081-438-530003 (0438-530003 / 0-438-530003) +81-438-530004 / 01081-438-530004 (0438-530004 / 0-438-530004) ...+81-438-xxxxxx / 01081-438-xxxxxx (0438-xxxxxx / 0-438-xxxxxx) ...+81-438-539995 / 01081-438-539995 (0438-539995 / 0-438-539995) +81-438-539996 / 01081-438-539996 (0438-539996 / 0-438-539996) +81-438-539997 / 01081-438-539997 (0438-539997 / 0-438-539997) +81-438-539998 / 01081-438-539998 (0438-539998 / 0-438-539998) +81-438-539999 / 01081-438-539999 (0438-539999 / 0-438-539999)