Area Code +41-78-(8430000...8439999) 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 : 8430000 Subscriber Number To : 8439999 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-(8420000...8429999) next › : +41-78-(8440000...8449999) Dialling Instructions For trunk calls: 0 78 8430000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 78 8430000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8430000 ~ 8439999 (Count: 10,000) Example: +41-78-8430000 / 0041-78-8430000 (078-8430000 / 0-78-8430000) +41-78-8430001 / 0041-78-8430001 (078-8430001 / 0-78-8430001) +41-78-8430002 / 0041-78-8430002 (078-8430002 / 0-78-8430002) +41-78-8430003 / 0041-78-8430003 (078-8430003 / 0-78-8430003) +41-78-8430004 / 0041-78-8430004 (078-8430004 / 0-78-8430004) ...+41-78-xxxxxxx / 0041-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+41-78-8439995 / 0041-78-8439995 (078-8439995 / 0-78-8439995) +41-78-8439996 / 0041-78-8439996 (078-8439996 / 0-78-8439996) +41-78-8439997 / 0041-78-8439997 (078-8439997 / 0-78-8439997) +41-78-8439998 / 0041-78-8439998 (078-8439998 / 0-78-8439998) +41-78-8439999 / 0041-78-8439999 (078-8439999 / 0-78-8439999)