Area Code +33-370-(020000...029999) located in Besancon, DOUBS (25), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 370 Subscriber Number From : 020000 Subscriber Number To : 029999 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 : COMPLETEL 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 : +33-370-(010000...019999) next › : +33-370-(030000...039999) Dialling Instructions For trunk calls: 0 370 020000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 370 020000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 020000 ~ 029999 (Count: 10,000) Example: +33-370-020000 / 0033-370-020000 (0370-020000 / 0-370-020000) +33-370-020001 / 0033-370-020001 (0370-020001 / 0-370-020001) +33-370-020002 / 0033-370-020002 (0370-020002 / 0-370-020002) +33-370-020003 / 0033-370-020003 (0370-020003 / 0-370-020003) +33-370-020004 / 0033-370-020004 (0370-020004 / 0-370-020004) ...+33-370-xxxxxx / 0033-370-xxxxxx (0370-xxxxxx / 0-370-xxxxxx) ...+33-370-029995 / 0033-370-029995 (0370-029995 / 0-370-029995) +33-370-029996 / 0033-370-029996 (0370-029996 / 0-370-029996) +33-370-029997 / 0033-370-029997 (0370-029997 / 0-370-029997) +33-370-029998 / 0033-370-029998 (0370-029998 / 0-370-029998) +33-370-029999 / 0033-370-029999 (0370-029999 / 0-370-029999)