Area Code +41-52-(6720000...6729999) 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 : 6720000 Subscriber Number To : 6729999 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-(6700000...6709999) next › : +41-52-(6740000...6749999) Dialling Instructions For trunk calls: 0 52 6720000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 52 6720000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6720000 ~ 6729999 (Count: 10,000) Example: +41-52-6720000 / 0041-52-6720000 (052-6720000 / 0-52-6720000) +41-52-6720001 / 0041-52-6720001 (052-6720001 / 0-52-6720001) +41-52-6720002 / 0041-52-6720002 (052-6720002 / 0-52-6720002) +41-52-6720003 / 0041-52-6720003 (052-6720003 / 0-52-6720003) +41-52-6720004 / 0041-52-6720004 (052-6720004 / 0-52-6720004) ...+41-52-xxxxxxx / 0041-52-xxxxxxx (052-xxxxxxx / 0-52-xxxxxxx) ...+41-52-6729995 / 0041-52-6729995 (052-6729995 / 0-52-6729995) +41-52-6729996 / 0041-52-6729996 (052-6729996 / 0-52-6729996) +41-52-6729997 / 0041-52-6729997 (052-6729997 / 0-52-6729997) +41-52-6729998 / 0041-52-6729998 (052-6729998 / 0-52-6729998) +41-52-6729999 / 0041-52-6729999 (052-6729999 / 0-52-6729999)