Area Code +41-78-(6420000...6429999) 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 : 6420000 Subscriber Number To : 6429999 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-(6410000...6419999) next › : +41-78-(6430000...6439999) Dialling Instructions For trunk calls: 0 78 6420000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 6420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6420000 ~ 6429999 (Count: 10,000) Example: +41-78-6420000 / 0041-78-6420000 (078-6420000 / 0-78-6420000) +41-78-6420001 / 0041-78-6420001 (078-6420001 / 0-78-6420001) +41-78-6420002 / 0041-78-6420002 (078-6420002 / 0-78-6420002) +41-78-6420003 / 0041-78-6420003 (078-6420003 / 0-78-6420003) +41-78-6420004 / 0041-78-6420004 (078-6420004 / 0-78-6420004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-6429995 / 0041-78-6429995 (078-6429995 / 0-78-6429995) +41-78-6429996 / 0041-78-6429996 (078-6429996 / 0-78-6429996) +41-78-6429997 / 0041-78-6429997 (078-6429997 / 0-78-6429997) +41-78-6429998 / 0041-78-6429998 (078-6429998 / 0-78-6429998) +41-78-6429999 / 0041-78-6429999 (078-6429999 / 0-78-6429999)