Area Code +423-660-(400000...499999) 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 : 400000 Subscriber Number To : 499999 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-(300000...399999) next › : +423-661-(000000...099999) Dialling Instructions For trunk calls: - 660 400000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 423 660 400000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 400000 ~ 499999 (Count: 100,000) Example: +423-660-400000 / 00423-660-400000 (660-400000 / -660-400000) +423-660-400001 / 00423-660-400001 (660-400001 / -660-400001) +423-660-400002 / 00423-660-400002 (660-400002 / -660-400002) +423-660-400003 / 00423-660-400003 (660-400003 / -660-400003) +423-660-400004 / 00423-660-400004 (660-400004 / -660-400004) ...+423-660-xxxxxx / 00423-660-xxxxxx (660-xxxxxx / -660-xxxxxx) ...+423-660-499995 / 00423-660-499995 (660-499995 / -660-499995) +423-660-499996 / 00423-660-499996 (660-499996 / -660-499996) +423-660-499997 / 00423-660-499997 (660-499997 / -660-499997) +423-660-499998 / 00423-660-499998 (660-499998 / -660-499998) +423-660-499999 / 00423-660-499999 (660-499999 / -660-499999)