Area Code +41-78-(6770000...6779999) 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 : 6770000 Subscriber Number To : 6779999 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-(6760000...6769999) next › : +41-78-(6780000...6789999) Dialling Instructions For trunk calls: 0 78 6770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 6770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6770000 ~ 6779999 (Count: 10,000) Example: +41-78-6770000 / 0041-78-6770000 (078-6770000 / 0-78-6770000) +41-78-6770001 / 0041-78-6770001 (078-6770001 / 0-78-6770001) +41-78-6770002 / 0041-78-6770002 (078-6770002 / 0-78-6770002) +41-78-6770003 / 0041-78-6770003 (078-6770003 / 0-78-6770003) +41-78-6770004 / 0041-78-6770004 (078-6770004 / 0-78-6770004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-6779995 / 0041-78-6779995 (078-6779995 / 0-78-6779995) +41-78-6779996 / 0041-78-6779996 (078-6779996 / 0-78-6779996) +41-78-6779997 / 0041-78-6779997 (078-6779997 / 0-78-6779997) +41-78-6779998 / 0041-78-6779998 (078-6779998 / 0-78-6779998) +41-78-6779999 / 0041-78-6779999 (078-6779999 / 0-78-6779999)