Area Code +33-310-(300000...309999) located in Troyes, AUBE (10), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 310 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 : FREE Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 10 Region Name : AUBE City : Troyes Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.3000 Longitude : 4.0700 ‹ previous : +33-310-(290000...299999) next › : +33-310-(310000...319999) Dialling Instructions For trunk calls: 0 310 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 310 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 309999 (Count: 10,000) Example: +33-310-300000 / 0033-310-300000 (0310-300000 / 0-310-300000) +33-310-300001 / 0033-310-300001 (0310-300001 / 0-310-300001) +33-310-300002 / 0033-310-300002 (0310-300002 / 0-310-300002) +33-310-300003 / 0033-310-300003 (0310-300003 / 0-310-300003) +33-310-300004 / 0033-310-300004 (0310-300004 / 0-310-300004) ...+33-310-xxxxxx / 0033-310-xxxxxx (0310-xxxxxx / 0-310-xxxxxx) ...+33-310-309995 / 0033-310-309995 (0310-309995 / 0-310-309995) +33-310-309996 / 0033-310-309996 (0310-309996 / 0-310-309996) +33-310-309997 / 0033-310-309997 (0310-309997 / 0-310-309997) +33-310-309998 / 0033-310-309998 (0310-309998 / 0-310-309998) +33-310-309999 / 0033-310-309999 (0310-309999 / 0-310-309999)