Area Code +33-321-(830000...839999) located in Calais, PAS DE CALAIS (62), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 321 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 : FRANCE TELECOM Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 62 Region Name : PAS DE CALAIS City : Calais Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 50.9500 Longitude : 1.8600 ‹ previous : +33-321-(820000...829999) next › : +33-321-(840000...849999) Dialling Instructions For trunk calls: 0 321 830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 321 830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 830000 ~ 839999 (Count: 10,000) Example: +33-321-830000 / 0033-321-830000 (0321-830000 / 0-321-830000) +33-321-830001 / 0033-321-830001 (0321-830001 / 0-321-830001) +33-321-830002 / 0033-321-830002 (0321-830002 / 0-321-830002) +33-321-830003 / 0033-321-830003 (0321-830003 / 0-321-830003) +33-321-830004 / 0033-321-830004 (0321-830004 / 0-321-830004) ...+33-321-xxxxxx / 0033-321-xxxxxx (0321-xxxxxx / 0-321-xxxxxx) ...+33-321-839995 / 0033-321-839995 (0321-839995 / 0-321-839995) +33-321-839996 / 0033-321-839996 (0321-839996 / 0-321-839996) +33-321-839997 / 0033-321-839997 (0321-839997 / 0-321-839997) +33-321-839998 / 0033-321-839998 (0321-839998 / 0-321-839998) +33-321-839999 / 0033-321-839999 (0321-839999 / 0-321-839999)