Area Code +41-77-(4400000...4409999) 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 : 4400000 Subscriber Number To : 4409999 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-(4390000...4399999) next › : +41-77-(4410000...4419999) Dialling Instructions For trunk calls: 0 77 4400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 4400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4400000 ~ 4409999 (Count: 10,000) Example: +41-77-4400000 / 0041-77-4400000 (077-4400000 / 0-77-4400000) +41-77-4400001 / 0041-77-4400001 (077-4400001 / 0-77-4400001) +41-77-4400002 / 0041-77-4400002 (077-4400002 / 0-77-4400002) +41-77-4400003 / 0041-77-4400003 (077-4400003 / 0-77-4400003) +41-77-4400004 / 0041-77-4400004 (077-4400004 / 0-77-4400004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-4409995 / 0041-77-4409995 (077-4409995 / 0-77-4409995) +41-77-4409996 / 0041-77-4409996 (077-4409996 / 0-77-4409996) +41-77-4409997 / 0041-77-4409997 (077-4409997 / 0-77-4409997) +41-77-4409998 / 0041-77-4409998 (077-4409998 / 0-77-4409998) +41-77-4409999 / 0041-77-4409999 (077-4409999 / 0-77-4409999)