Area Code +33-428-(300000...309999) located in Nantua, AIN (01), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 428 Subscriber Number From : 300000 Subscriber Number To : 309999 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 : OVH Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 01 Region Name : AIN City : Nantua Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 46.1500 Longitude : 5.6100 ‹ previous : +33-428-(290000...299999) next › : +33-428-(310000...319999) Dialling Instructions For trunk calls: 0 428 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 428 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 309999 (Count: 10,000) Example: +33-428-300000 / 0033-428-300000 (0428-300000 / 0-428-300000) +33-428-300001 / 0033-428-300001 (0428-300001 / 0-428-300001) +33-428-300002 / 0033-428-300002 (0428-300002 / 0-428-300002) +33-428-300003 / 0033-428-300003 (0428-300003 / 0-428-300003) +33-428-300004 / 0033-428-300004 (0428-300004 / 0-428-300004) ...+33-428-xxxxxx / 0033-428-xxxxxx (0428-xxxxxx / 0-428-xxxxxx) ...+33-428-309995 / 0033-428-309995 (0428-309995 / 0-428-309995) +33-428-309996 / 0033-428-309996 (0428-309996 / 0-428-309996) +33-428-309997 / 0033-428-309997 (0428-309997 / 0-428-309997) +33-428-309998 / 0033-428-309998 (0428-309998 / 0-428-309998) +33-428-309999 / 0033-428-309999 (0428-309999 / 0-428-309999)