Area Code +33-480-(830000...839999) located in Grenoble, ISERE (38), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 480 Subscriber Number From : 830000 Subscriber Number To : 839999 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 : 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 : +33-480-(810000...819999) next › : +33-480-(840000...849999) Dialling Instructions For trunk calls: 0 480 830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 480 830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 830000 ~ 839999 (Count: 10,000) Example: +33-480-830000 / 0033-480-830000 (0480-830000 / 0-480-830000) +33-480-830001 / 0033-480-830001 (0480-830001 / 0-480-830001) +33-480-830002 / 0033-480-830002 (0480-830002 / 0-480-830002) +33-480-830003 / 0033-480-830003 (0480-830003 / 0-480-830003) +33-480-830004 / 0033-480-830004 (0480-830004 / 0-480-830004) ...+33-480-xxxxxx / 0033-480-xxxxxx (0480-xxxxxx / 0-480-xxxxxx) ...+33-480-839995 / 0033-480-839995 (0480-839995 / 0-480-839995) +33-480-839996 / 0033-480-839996 (0480-839996 / 0-480-839996) +33-480-839997 / 0033-480-839997 (0480-839997 / 0-480-839997) +33-480-839998 / 0033-480-839998 (0480-839998 / 0-480-839998) +33-480-839999 / 0033-480-839999 (0480-839999 / 0-480-839999)