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To call Liechtenstein from USA, just follow:
- First dial 011, the USA exit code.
- Next dial 423, the Liechtenstein country code.
- Then dial the 7 to 9 digits phone number.
To call Liechtenstein from USA, just follow these dialing instructions:
- First dial 011, the USA exit code.
- Next dial 423, the Liechtenstein country code.
- Then dial the 7 to 9 digits phone number.
About Liechtenstein

The international country code is 423. It will allow you to call Liechtenstein from another country. Liechtenstein telephone code 423 is dialed after the international direct dialing ( IDD).
Liechtenstein trunk prefix is .... It will allow you to make calls inside Liechtenstein.
List view:
- International code + 423.
- Trunk prefix ...
- International mask phone number +423(xxx)xxx-xxxx.
- National mask phone number .
The Liechtenstein area code table below shows the various city codes for Liechtenstein.
How to call inside Liechtenstein
When you try to make a local call inside Liechtenstein to someone in Liechtenstein you should use the trunk prefix. Liechtenstein trunk prefix is .... National mask phone number .
If you are using a local sim card, you only need to dial ... - phone number.
Instruction | Example |
---|---|
... - 7 to 9 digits phone number | ... and 7 to 9 digits |
How to call Liechtenstein from a mobile phone
Instruction for calling from US | Example |
---|---|
011 - 423 - 7 to 9 digits phone number | 011 423 and 7 to 9 digits |
+ 423 - 7 to 9 digits phone number | + 423 and 7 to 9 digits |
How to call Liechtenstein from a landline phone
Instruction for US | Example for US |
---|---|
011 - 423 - 7 to 9 digits phone number | 011 423 and 7 to 9 digits |
How to call Liechtenstein from office
In case you need to call from an office, you must first dial the phone code in the office to reach the local connection. After a long beep dial 423, wait for the beep again. Then enter the area code and phone number. In some offices, you do not need to dial a code to enter a city connection.
Instruction for calling from US | Example |
---|---|
exit code to local line - 011 - 423 - 7 to 9 digits phone number | 9 011 423 and 7 to 9 digits |
How to call Liechtenstein cheaper
The best way to make calls cheaper is using VoIP or apps with VoIP technology like Skype, Viber and etc. Some VoIP service allow you to skip dialing exit code before placing an international call. If this feature is turned on, just leave out the country exit code. To call Liechtenstein from the Skype app, just follow these dialing instructions:
- First type + 423, the Liechtenstein country code.
- Then dial the 7 to 9 digits phone number.
Instruction for US | Example for US |
---|---|
+ 423 - 7 to 9 digits phone number | + 423 and 7 to 9 digits |