Area Code +33-257-(530000...539999) 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 : 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 : IOVOX 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-(520000...529999) next › : +33-257-(540000...549999) Dialling Instructions For trunk calls: 0 257 530000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 257 530000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 530000 ~ 539999 (Count: 10,000) Example: +33-257-530000 / 0033-257-530000 (0257-530000 / 0-257-530000) +33-257-530001 / 0033-257-530001 (0257-530001 / 0-257-530001) +33-257-530002 / 0033-257-530002 (0257-530002 / 0-257-530002) +33-257-530003 / 0033-257-530003 (0257-530003 / 0-257-530003) +33-257-530004 / 0033-257-530004 (0257-530004 / 0-257-530004) ...+33-257-xxxxxx / 0033-257-xxxxxx (0257-xxxxxx / 0-257-xxxxxx) ...+33-257-539995 / 0033-257-539995 (0257-539995 / 0-257-539995) +33-257-539996 / 0033-257-539996 (0257-539996 / 0-257-539996) +33-257-539997 / 0033-257-539997 (0257-539997 / 0-257-539997) +33-257-539998 / 0033-257-539998 (0257-539998 / 0-257-539998) +33-257-539999 / 0033-257-539999 (0257-539999 / 0-257-539999)