Area Code +41-78-(3370000...3379999) located in Mobile Telephony GSM, more detail is as below. Place International Dialing Code : 41 International Prefix : 00 National Prefix : 0 National Destination Code : 78 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 : M (Mobile, Cellular) Carrier Name : Orange Communications SA Click here to buy Switzerland Area Code Database Other Information Language Code : fr (French) Country Number : 756 (Switzerland) Country Code : CH (Switzerland) City : Mobile Telephony GSM Timezone : Europe/Zurich Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.3700 Longitude : 8.5400 ‹ previous : +41-78-(3360000...3369999) next › : +41-78-(3380000...3389999) Dialling Instructions For trunk calls: 0 78 3370000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 3370000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3370000 ~ 3379999 (Count: 10,000) Example: +41-78-3370000 / 0041-78-3370000 (078-3370000 / 0-78-3370000) +41-78-3370001 / 0041-78-3370001 (078-3370001 / 0-78-3370001) +41-78-3370002 / 0041-78-3370002 (078-3370002 / 0-78-3370002) +41-78-3370003 / 0041-78-3370003 (078-3370003 / 0-78-3370003) +41-78-3370004 / 0041-78-3370004 (078-3370004 / 0-78-3370004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-3379995 / 0041-78-3379995 (078-3379995 / 0-78-3379995) +41-78-3379996 / 0041-78-3379996 (078-3379996 / 0-78-3379996) +41-78-3379997 / 0041-78-3379997 (078-3379997 / 0-78-3379997) +41-78-3379998 / 0041-78-3379998 (078-3379998 / 0-78-3379998) +41-78-3379999 / 0041-78-3379999 (078-3379999 / 0-78-3379999)