Area Code +423-660-(300000...399999) located in International Mobile Services, Liechtenstein, more detail is as below. Place International Dialing Code : 423 International Prefix : 00 National Destination Code : 660 Subscriber Number From : 300000 Subscriber Number To : 399999 National Destination Code Length : 3 Uses National Destination Code : No National Significant Number Length : 9 Number Type : M (Mobile, Cellular) Carrier Name : mobilkom liechtenstein AG Click here to buy Liechtenstein Area Code Database Other Information Language Code : de (German) Country Number : 438 (Liechtenstein) Country Code : LI (Liechtenstein) Region Name : Liechtenstein City : International Mobile Services Timezone : Europe/Vaduz Coordinated Universal Time : +01:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 47.1400 Longitude : 9.5200 ‹ previous : +423-660-(200000...299999) next › : +423-660-(400000...499999) Dialling Instructions For trunk calls: - 660 300000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 423 660 300000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 300000 ~ 399999 (Count: 100,000) Example: +423-660-300000 / 00423-660-300000 (660-300000 / -660-300000) +423-660-300001 / 00423-660-300001 (660-300001 / -660-300001) +423-660-300002 / 00423-660-300002 (660-300002 / -660-300002) +423-660-300003 / 00423-660-300003 (660-300003 / -660-300003) +423-660-300004 / 00423-660-300004 (660-300004 / -660-300004) ...+423-660-xxxxxx / 00423-660-xxxxxx (660-xxxxxx / -660-xxxxxx) ...+423-660-399995 / 00423-660-399995 (660-399995 / -660-399995) +423-660-399996 / 00423-660-399996 (660-399996 / -660-399996) +423-660-399997 / 00423-660-399997 (660-399997 / -660-399997) +423-660-399998 / 00423-660-399998 (660-399998 / -660-399998) +423-660-399999 / 00423-660-399999 (660-399999 / -660-399999)