Area Code +41-78-(6690000...6699999) 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 : 6690000 Subscriber Number To : 6699999 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-(6680000...6689999) next › : +41-78-(6700000...6709999) Dialling Instructions For trunk calls: 0 78 6690000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 6690000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6690000 ~ 6699999 (Count: 10,000) Example: +41-78-6690000 / 0041-78-6690000 (078-6690000 / 0-78-6690000) +41-78-6690001 / 0041-78-6690001 (078-6690001 / 0-78-6690001) +41-78-6690002 / 0041-78-6690002 (078-6690002 / 0-78-6690002) +41-78-6690003 / 0041-78-6690003 (078-6690003 / 0-78-6690003) +41-78-6690004 / 0041-78-6690004 (078-6690004 / 0-78-6690004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-6699995 / 0041-78-6699995 (078-6699995 / 0-78-6699995) +41-78-6699996 / 0041-78-6699996 (078-6699996 / 0-78-6699996) +41-78-6699997 / 0041-78-6699997 (078-6699997 / 0-78-6699997) +41-78-6699998 / 0041-78-6699998 (078-6699998 / 0-78-6699998) +41-78-6699999 / 0041-78-6699999 (078-6699999 / 0-78-6699999)