Area Code +41-52-(3370000...3379999) located in Winterthur, Zürich (ZH), more detail is as below. Place International Dialing Code : 41 International Prefix : 00 National Prefix : 0 National Destination Code : 52 Subscriber Number From : 3370000 Subscriber Number To : 3379999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Swisscom (Schweiz) AG Click here to buy Switzerland Area Code Database Other Information Language Code : fr (French) Country Number : 756 (Switzerland) Country Code : CH (Switzerland) Region Code : ZH Region Name : Zürich City : Winterthur Timezone : Europe/Zurich Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.5000 Longitude : 8.7300 ‹ previous : +41-52-(3360000...3369999) next › : +41-52-(3380000...3389999) Dialling Instructions For trunk calls: 0 52 3370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 52 3370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3370000 ~ 3379999 (Count: 10,000) Example: +41-52-3370000 / 0041-52-3370000 (052-3370000 / 0-52-3370000) +41-52-3370001 / 0041-52-3370001 (052-3370001 / 0-52-3370001) +41-52-3370002 / 0041-52-3370002 (052-3370002 / 0-52-3370002) +41-52-3370003 / 0041-52-3370003 (052-3370003 / 0-52-3370003) +41-52-3370004 / 0041-52-3370004 (052-3370004 / 0-52-3370004) ...+41-52-xxxxxxx / 0041-52-xxxxxxx (052-xxxxxxx / 0-52-xxxxxxx) ...+41-52-3379995 / 0041-52-3379995 (052-3379995 / 0-52-3379995) +41-52-3379996 / 0041-52-3379996 (052-3379996 / 0-52-3379996) +41-52-3379997 / 0041-52-3379997 (052-3379997 / 0-52-3379997) +41-52-3379998 / 0041-52-3379998 (052-3379998 / 0-52-3379998) +41-52-3379999 / 0041-52-3379999 (052-3379999 / 0-52-3379999)