Area Code +41-77-(2790000...2799999) located in Mobile Telephony GSM, more detail is as below. Place International Dialing Code : 41 International Prefix : 00 National Prefix : 0 National Destination Code : 77 Subscriber Number From : 2790000 Subscriber Number To : 2799999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Sunrise Communications AG 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 : +41-77-(2780000...2789999) next › : +41-77-(2800000...2809999) Dialling Instructions For trunk calls: 0 77 2790000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 2790000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2790000 ~ 2799999 (Count: 10,000) Example: +41-77-2790000 / 0041-77-2790000 (077-2790000 / 0-77-2790000) +41-77-2790001 / 0041-77-2790001 (077-2790001 / 0-77-2790001) +41-77-2790002 / 0041-77-2790002 (077-2790002 / 0-77-2790002) +41-77-2790003 / 0041-77-2790003 (077-2790003 / 0-77-2790003) +41-77-2790004 / 0041-77-2790004 (077-2790004 / 0-77-2790004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-2799995 / 0041-77-2799995 (077-2799995 / 0-77-2799995) +41-77-2799996 / 0041-77-2799996 (077-2799996 / 0-77-2799996) +41-77-2799997 / 0041-77-2799997 (077-2799997 / 0-77-2799997) +41-77-2799998 / 0041-77-2799998 (077-2799998 / 0-77-2799998) +41-77-2799999 / 0041-77-2799999 (077-2799999 / 0-77-2799999)