Area Code +41-77-(5100000...5109999) 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 : 5100000 Subscriber Number To : 5109999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : Swisscom (Schweiz) 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-(5090000...5099999) next › : +41-77-(5110000...5119999) Dialling Instructions For trunk calls: 0 77 5100000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 5100000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5100000 ~ 5109999 (Count: 10,000) Example: +41-77-5100000 / 0041-77-5100000 (077-5100000 / 0-77-5100000) +41-77-5100001 / 0041-77-5100001 (077-5100001 / 0-77-5100001) +41-77-5100002 / 0041-77-5100002 (077-5100002 / 0-77-5100002) +41-77-5100003 / 0041-77-5100003 (077-5100003 / 0-77-5100003) +41-77-5100004 / 0041-77-5100004 (077-5100004 / 0-77-5100004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-5109995 / 0041-77-5109995 (077-5109995 / 0-77-5109995) +41-77-5109996 / 0041-77-5109996 (077-5109996 / 0-77-5109996) +41-77-5109997 / 0041-77-5109997 (077-5109997 / 0-77-5109997) +41-77-5109998 / 0041-77-5109998 (077-5109998 / 0-77-5109998) +41-77-5109999 / 0041-77-5109999 (077-5109999 / 0-77-5109999)