Area Code +33-437-(400000...409999) located in Lyon, RHONE (69), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 437 Subscriber Number From : 400000 Subscriber Number To : 409999 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 : 69 Region Name : RHONE City : Lyon Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 45.7600 Longitude : 4.8400 ‹ previous : +33-437-(370000...379999) next › : +33-437-(410000...419999) Dialling Instructions For trunk calls: 0 437 400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 437 400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 400000 ~ 409999 (Count: 10,000) Example: +33-437-400000 / 0033-437-400000 (0437-400000 / 0-437-400000) +33-437-400001 / 0033-437-400001 (0437-400001 / 0-437-400001) +33-437-400002 / 0033-437-400002 (0437-400002 / 0-437-400002) +33-437-400003 / 0033-437-400003 (0437-400003 / 0-437-400003) +33-437-400004 / 0033-437-400004 (0437-400004 / 0-437-400004) ...+33-437-xxxxxx / 0033-437-xxxxxx (0437-xxxxxx / 0-437-xxxxxx) ...+33-437-409995 / 0033-437-409995 (0437-409995 / 0-437-409995) +33-437-409996 / 0033-437-409996 (0437-409996 / 0-437-409996) +33-437-409997 / 0033-437-409997 (0437-409997 / 0-437-409997) +33-437-409998 / 0033-437-409998 (0437-409998 / 0-437-409998) +33-437-409999 / 0033-437-409999 (0437-409999 / 0-437-409999)