Area Code +41-77-(4440000...4449999) 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 : 4440000 Subscriber Number To : 4449999 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-(4430000...4439999) next › : +41-77-(4450000...4459999) Dialling Instructions For trunk calls: 0 77 4440000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 4440000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4440000 ~ 4449999 (Count: 10,000) Example: +41-77-4440000 / 0041-77-4440000 (077-4440000 / 0-77-4440000) +41-77-4440001 / 0041-77-4440001 (077-4440001 / 0-77-4440001) +41-77-4440002 / 0041-77-4440002 (077-4440002 / 0-77-4440002) +41-77-4440003 / 0041-77-4440003 (077-4440003 / 0-77-4440003) +41-77-4440004 / 0041-77-4440004 (077-4440004 / 0-77-4440004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-4449995 / 0041-77-4449995 (077-4449995 / 0-77-4449995) +41-77-4449996 / 0041-77-4449996 (077-4449996 / 0-77-4449996) +41-77-4449997 / 0041-77-4449997 (077-4449997 / 0-77-4449997) +41-77-4449998 / 0041-77-4449998 (077-4449998 / 0-77-4449998) +41-77-4449999 / 0041-77-4449999 (077-4449999 / 0-77-4449999)