Area Code +41-77-(4420000...4429999) 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 : 4420000 Subscriber Number To : 4429999 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-(4410000...4419999) next › : +41-77-(4430000...4439999) Dialling Instructions For trunk calls: 0 77 4420000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 77 4420000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4420000 ~ 4429999 (Count: 10,000) Example: +41-77-4420000 / 0041-77-4420000 (077-4420000 / 0-77-4420000) +41-77-4420001 / 0041-77-4420001 (077-4420001 / 0-77-4420001) +41-77-4420002 / 0041-77-4420002 (077-4420002 / 0-77-4420002) +41-77-4420003 / 0041-77-4420003 (077-4420003 / 0-77-4420003) +41-77-4420004 / 0041-77-4420004 (077-4420004 / 0-77-4420004) ...+41-77-xxxxxxx / 0041-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+41-77-4429995 / 0041-77-4429995 (077-4429995 / 0-77-4429995) +41-77-4429996 / 0041-77-4429996 (077-4429996 / 0-77-4429996) +41-77-4429997 / 0041-77-4429997 (077-4429997 / 0-77-4429997) +41-77-4429998 / 0041-77-4429998 (077-4429998 / 0-77-4429998) +41-77-4429999 / 0041-77-4429999 (077-4429999 / 0-77-4429999)