Area Code +81-439-(270000...279999) located in Kisarazu, Chiba (12), more detail is as below. Place International Dialing Code : 81 International Prefix : 010 National Prefix : 0 National Destination Code : 439 Subscriber Number From : 270000 Subscriber Number To : 279999 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 : +81-439-(200000...209999) next › : +81-439-(290000...299999) Dialling Instructions For trunk calls: 0 439 270000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 010 81 439 270000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 270000 ~ 279999 (Count: 10,000) Example: +81-439-270000 / 01081-439-270000 (0439-270000 / 0-439-270000) +81-439-270001 / 01081-439-270001 (0439-270001 / 0-439-270001) +81-439-270002 / 01081-439-270002 (0439-270002 / 0-439-270002) +81-439-270003 / 01081-439-270003 (0439-270003 / 0-439-270003) +81-439-270004 / 01081-439-270004 (0439-270004 / 0-439-270004) ...+81-439-xxxxxx / 01081-439-xxxxxx (0439-xxxxxx / 0-439-xxxxxx) ...+81-439-279995 / 01081-439-279995 (0439-279995 / 0-439-279995) +81-439-279996 / 01081-439-279996 (0439-279996 / 0-439-279996) +81-439-279997 / 01081-439-279997 (0439-279997 / 0-439-279997) +81-439-279998 / 01081-439-279998 (0439-279998 / 0-439-279998) +81-439-279999 / 01081-439-279999 (0439-279999 / 0-439-279999)