Area Code +33-456-(850000...859999) located in Grenoble, ISERE (38), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 456 Subscriber Number From : 850000 Subscriber Number To : 859999 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 : SOCIETE FRANCAISE DU RADIOTELEPHONE Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 38 Region Name : ISERE City : Grenoble Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 45.1900 Longitude : 5.7200 ‹ previous : +33-456-(840000...849999) next › : +33-456-(860000...869999) Dialling Instructions For trunk calls: 0 456 850000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 456 850000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 850000 ~ 859999 (Count: 10,000) Example: +33-456-850000 / 0033-456-850000 (0456-850000 / 0-456-850000) +33-456-850001 / 0033-456-850001 (0456-850001 / 0-456-850001) +33-456-850002 / 0033-456-850002 (0456-850002 / 0-456-850002) +33-456-850003 / 0033-456-850003 (0456-850003 / 0-456-850003) +33-456-850004 / 0033-456-850004 (0456-850004 / 0-456-850004) ...+33-456-xxxxxx / 0033-456-xxxxxx (0456-xxxxxx / 0-456-xxxxxx) ...+33-456-859995 / 0033-456-859995 (0456-859995 / 0-456-859995) +33-456-859996 / 0033-456-859996 (0456-859996 / 0-456-859996) +33-456-859997 / 0033-456-859997 (0456-859997 / 0-456-859997) +33-456-859998 / 0033-456-859998 (0456-859998 / 0-456-859998) +33-456-859999 / 0033-456-859999 (0456-859999 / 0-456-859999)