Area Code +33-381-(570000...579999) located in Besancon, DOUBS (25), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 381 Subscriber Number From : 570000 Subscriber Number To : 579999 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 : FRANCE TELECOM Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 25 Region Name : DOUBS City : Besancon Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.2400 Longitude : 6.0200 ‹ previous : +33-381-(560000...569999) next › : +33-381-(580000...589999) Dialling Instructions For trunk calls: 0 381 570000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 381 570000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 570000 ~ 579999 (Count: 10,000) Example: +33-381-570000 / 0033-381-570000 (0381-570000 / 0-381-570000) +33-381-570001 / 0033-381-570001 (0381-570001 / 0-381-570001) +33-381-570002 / 0033-381-570002 (0381-570002 / 0-381-570002) +33-381-570003 / 0033-381-570003 (0381-570003 / 0-381-570003) +33-381-570004 / 0033-381-570004 (0381-570004 / 0-381-570004) ...+33-381-xxxxxx / 0033-381-xxxxxx (0381-xxxxxx / 0-381-xxxxxx) ...+33-381-579995 / 0033-381-579995 (0381-579995 / 0-381-579995) +33-381-579996 / 0033-381-579996 (0381-579996 / 0-381-579996) +33-381-579997 / 0033-381-579997 (0381-579997 / 0-381-579997) +33-381-579998 / 0033-381-579998 (0381-579998 / 0-381-579998) +33-381-579999 / 0033-381-579999 (0381-579999 / 0-381-579999)