Area Code +33-370-(420000...429999) located in Belfort, TERRITOIRE DE BELFORT (90), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 370 Subscriber Number From : 420000 Subscriber Number To : 429999 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 : 90 Region Name : TERRITOIRE DE BELFORT City : Belfort Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.6300 Longitude : 6.8500 ‹ previous : +33-370-(410000...419999) next › : +33-370-(430000...439999) Dialling Instructions For trunk calls: 0 370 420000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 370 420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 420000 ~ 429999 (Count: 10,000) Example: +33-370-420000 / 0033-370-420000 (0370-420000 / 0-370-420000) +33-370-420001 / 0033-370-420001 (0370-420001 / 0-370-420001) +33-370-420002 / 0033-370-420002 (0370-420002 / 0-370-420002) +33-370-420003 / 0033-370-420003 (0370-420003 / 0-370-420003) +33-370-420004 / 0033-370-420004 (0370-420004 / 0-370-420004) ...+33-370-xxxxxx / 0033-370-xxxxxx (0370-xxxxxx / 0-370-xxxxxx) ...+33-370-429995 / 0033-370-429995 (0370-429995 / 0-370-429995) +33-370-429996 / 0033-370-429996 (0370-429996 / 0-370-429996) +33-370-429997 / 0033-370-429997 (0370-429997 / 0-370-429997) +33-370-429998 / 0033-370-429998 (0370-429998 / 0-370-429998) +33-370-429999 / 0033-370-429999 (0370-429999 / 0-370-429999)