Area Code +41-77-(2310000...2319999) 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 : 2310000 Subscriber Number To : 2319999 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-(2300000...2309999) next › : +41-77-(2320000...2329999) Dialling Instructions For trunk calls: 0 77 2310000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 2310000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2310000 ~ 2319999 (Count: 10,000) Example: +41-77-2310000 / 0041-77-2310000 (077-2310000 / 0-77-2310000) +41-77-2310001 / 0041-77-2310001 (077-2310001 / 0-77-2310001) +41-77-2310002 / 0041-77-2310002 (077-2310002 / 0-77-2310002) +41-77-2310003 / 0041-77-2310003 (077-2310003 / 0-77-2310003) +41-77-2310004 / 0041-77-2310004 (077-2310004 / 0-77-2310004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-2319995 / 0041-77-2319995 (077-2319995 / 0-77-2319995) +41-77-2319996 / 0041-77-2319996 (077-2319996 / 0-77-2319996) +41-77-2319997 / 0041-77-2319997 (077-2319997 / 0-77-2319997) +41-77-2319998 / 0041-77-2319998 (077-2319998 / 0-77-2319998) +41-77-2319999 / 0041-77-2319999 (077-2319999 / 0-77-2319999)