Area Code +41-21-(9770000...9779999) located in Lausanne, Vaud (VD), more detail is as below. Place International Dialing Code : 41 International Prefix : 00 National Prefix : 0 National Destination Code : 21 Subscriber Number From : 9770000 Subscriber Number To : 9779999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) 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) Region Code : VD Region Name : Vaud City : Lausanne Timezone : Europe/Zurich Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 46.5200 Longitude : 6.6300 ‹ previous : +41-21-(9730000...9739999) next › : +41-21-(9810000...9819999) Dialling Instructions For trunk calls: 0 21 9770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 21 9770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 9770000 ~ 9779999 (Count: 10,000) Example: +41-21-9770000 / 0041-21-9770000 (021-9770000 / 0-21-9770000) +41-21-9770001 / 0041-21-9770001 (021-9770001 / 0-21-9770001) +41-21-9770002 / 0041-21-9770002 (021-9770002 / 0-21-9770002) +41-21-9770003 / 0041-21-9770003 (021-9770003 / 0-21-9770003) +41-21-9770004 / 0041-21-9770004 (021-9770004 / 0-21-9770004) ...+41-21-xxxxxxx / 0041-21-xxxxxxx (021-xxxxxxx / 0-21-xxxxxxx) ...+41-21-9779995 / 0041-21-9779995 (021-9779995 / 0-21-9779995) +41-21-9779996 / 0041-21-9779996 (021-9779996 / 0-21-9779996) +41-21-9779997 / 0041-21-9779997 (021-9779997 / 0-21-9779997) +41-21-9779998 / 0041-21-9779998 (021-9779998 / 0-21-9779998) +41-21-9779999 / 0041-21-9779999 (021-9779999 / 0-21-9779999)