Area Code +41-52-(3740000...3749999) 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 : 3740000 Subscriber Number To : 3749999 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 : Netstream 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-(3690000...3699999) next › : +41-52-(3750000...3759999) Dialling Instructions For trunk calls: 0 52 3740000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 52 3740000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3740000 ~ 3749999 (Count: 10,000) Example: +41-52-3740000 / 0041-52-3740000 (052-3740000 / 0-52-3740000) +41-52-3740001 / 0041-52-3740001 (052-3740001 / 0-52-3740001) +41-52-3740002 / 0041-52-3740002 (052-3740002 / 0-52-3740002) +41-52-3740003 / 0041-52-3740003 (052-3740003 / 0-52-3740003) +41-52-3740004 / 0041-52-3740004 (052-3740004 / 0-52-3740004) ...+41-52-xxxxxxx / 0041-52-xxxxxxx (052-xxxxxxx / 0-52-xxxxxxx) ...+41-52-3749995 / 0041-52-3749995 (052-3749995 / 0-52-3749995) +41-52-3749996 / 0041-52-3749996 (052-3749996 / 0-52-3749996) +41-52-3749997 / 0041-52-3749997 (052-3749997 / 0-52-3749997) +41-52-3749998 / 0041-52-3749998 (052-3749998 / 0-52-3749998) +41-52-3749999 / 0041-52-3749999 (052-3749999 / 0-52-3749999)