Area Code +33-257-(100000...109999) located in Rennes, ILLE ET VILAINE (35), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 257 Subscriber Number From : 100000 Subscriber Number To : 109999 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 : LEGOS - LOCAL EXCHANGE GLOBAL OPERATION SERVICES Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 35 Region Name : ILLE ET VILAINE City : Rennes Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.1100 Longitude : -1.6800 ‹ previous : +33-257-(090000...099999) next › : +33-257-(110000...119999) Dialling Instructions For trunk calls: 0 257 100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 257 100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 100000 ~ 109999 (Count: 10,000) Example: +33-257-100000 / 0033-257-100000 (0257-100000 / 0-257-100000) +33-257-100001 / 0033-257-100001 (0257-100001 / 0-257-100001) +33-257-100002 / 0033-257-100002 (0257-100002 / 0-257-100002) +33-257-100003 / 0033-257-100003 (0257-100003 / 0-257-100003) +33-257-100004 / 0033-257-100004 (0257-100004 / 0-257-100004) ...+33-257-xxxxxx / 0033-257-xxxxxx (0257-xxxxxx / 0-257-xxxxxx) ...+33-257-109995 / 0033-257-109995 (0257-109995 / 0-257-109995) +33-257-109996 / 0033-257-109996 (0257-109996 / 0-257-109996) +33-257-109997 / 0033-257-109997 (0257-109997 / 0-257-109997) +33-257-109998 / 0033-257-109998 (0257-109998 / 0-257-109998) +33-257-109999 / 0033-257-109999 (0257-109999 / 0-257-109999)