Area Code +41-78-(7730000...7739999) 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 : 7730000 Subscriber Number To : 7739999 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-(7720000...7729999) next › : +41-78-(7740000...7749999) Dialling Instructions For trunk calls: 0 78 7730000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 7730000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7730000 ~ 7739999 (Count: 10,000) Example: +41-78-7730000 / 0041-78-7730000 (078-7730000 / 0-78-7730000) +41-78-7730001 / 0041-78-7730001 (078-7730001 / 0-78-7730001) +41-78-7730002 / 0041-78-7730002 (078-7730002 / 0-78-7730002) +41-78-7730003 / 0041-78-7730003 (078-7730003 / 0-78-7730003) +41-78-7730004 / 0041-78-7730004 (078-7730004 / 0-78-7730004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-7739995 / 0041-78-7739995 (078-7739995 / 0-78-7739995) +41-78-7739996 / 0041-78-7739996 (078-7739996 / 0-78-7739996) +41-78-7739997 / 0041-78-7739997 (078-7739997 / 0-78-7739997) +41-78-7739998 / 0041-78-7739998 (078-7739998 / 0-78-7739998) +41-78-7739999 / 0041-78-7739999 (078-7739999 / 0-78-7739999)