Area Code +41-61-(5820000...5829999) located in Basel, Basel-Stadt (BS), more detail is as below. Place International Dialing Code : 41 International Prefix : 00 National Prefix : 0 National Destination Code : 61 Subscriber Number From : 5820000 Subscriber Number To : 5829999 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 : COLT Telecom Services 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 : BS Region Name : Basel-Stadt City : Basel Timezone : Europe/Zurich Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.5600 Longitude : 7.5900 ‹ previous : +41-61-(5810000...5819999) next › : +41-61-(5830000...5839999) Dialling Instructions For trunk calls: 0 61 5820000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 41 61 5820000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 5820000 ~ 5829999 (Count: 10,000) Example: +41-61-5820000 / 0041-61-5820000 (061-5820000 / 0-61-5820000) +41-61-5820001 / 0041-61-5820001 (061-5820001 / 0-61-5820001) +41-61-5820002 / 0041-61-5820002 (061-5820002 / 0-61-5820002) +41-61-5820003 / 0041-61-5820003 (061-5820003 / 0-61-5820003) +41-61-5820004 / 0041-61-5820004 (061-5820004 / 0-61-5820004) ...+41-61-xxxxxxx / 0041-61-xxxxxxx (061-xxxxxxx / 0-61-xxxxxxx) ...+41-61-5829995 / 0041-61-5829995 (061-5829995 / 0-61-5829995) +41-61-5829996 / 0041-61-5829996 (061-5829996 / 0-61-5829996) +41-61-5829997 / 0041-61-5829997 (061-5829997 / 0-61-5829997) +41-61-5829998 / 0041-61-5829998 (061-5829998 / 0-61-5829998) +41-61-5829999 / 0041-61-5829999 (061-5829999 / 0-61-5829999)