Area Code +41-77-(0030000...0039999) 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 : 0030000 Subscriber Number To : 0039999 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-(0020000...0029999) next › : +41-77-(0040000...0049999) Dialling Instructions For trunk calls: 0 77 0030000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 0030000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 0030000 ~ 0039999 (Count: 10,000) Example: +41-77-0030000 / 0041-77-0030000 (077-0030000 / 0-77-0030000) +41-77-0030001 / 0041-77-0030001 (077-0030001 / 0-77-0030001) +41-77-0030002 / 0041-77-0030002 (077-0030002 / 0-77-0030002) +41-77-0030003 / 0041-77-0030003 (077-0030003 / 0-77-0030003) +41-77-0030004 / 0041-77-0030004 (077-0030004 / 0-77-0030004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-0039995 / 0041-77-0039995 (077-0039995 / 0-77-0039995) +41-77-0039996 / 0041-77-0039996 (077-0039996 / 0-77-0039996) +41-77-0039997 / 0041-77-0039997 (077-0039997 / 0-77-0039997) +41-77-0039998 / 0041-77-0039998 (077-0039998 / 0-77-0039998) +41-77-0039999 / 0041-77-0039999 (077-0039999 / 0-77-0039999)