Area Code +33-173-(370000...379999) located in Massy, ESSONNE (91), more detail is as below. Place International Dialing Code : 33 International Prefix : 00 National Prefix : 0 National Destination Code : 173 Subscriber Number From : 370000 Subscriber Number To : 379999 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 : COLT TECHNOLOGY SERVICES Click here to buy France Area Code Database Other Information Language Code : fr (French) Country Number : 250 (France) Country Code : FR (France) Region Code : 91 Region Name : ESSONNE City : Massy Timezone : Europe/Paris Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 48.7300 Longitude : 2.2700 ‹ previous : +33-173-(360000...369999) next › : +33-173-(380000...389999) Dialling Instructions For trunk calls: 0 173 370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 33 173 370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 370000 ~ 379999 (Count: 10,000) Example: +33-173-370000 / 0033-173-370000 (0173-370000 / 0-173-370000) +33-173-370001 / 0033-173-370001 (0173-370001 / 0-173-370001) +33-173-370002 / 0033-173-370002 (0173-370002 / 0-173-370002) +33-173-370003 / 0033-173-370003 (0173-370003 / 0-173-370003) +33-173-370004 / 0033-173-370004 (0173-370004 / 0-173-370004) ...+33-173-xxxxxx / 0033-173-xxxxxx (0173-xxxxxx / 0-173-xxxxxx) ...+33-173-379995 / 0033-173-379995 (0173-379995 / 0-173-379995) +33-173-379996 / 0033-173-379996 (0173-379996 / 0-173-379996) +33-173-379997 / 0033-173-379997 (0173-379997 / 0-173-379997) +33-173-379998 / 0033-173-379998 (0173-379998 / 0-173-379998) +33-173-379999 / 0033-173-379999 (0173-379999 / 0-173-379999)
