
Liechtenstein's telephone numbering system is quite straightforward, and I'm here to break it down for you. The country code for Liechtenstein is +423, which is the same for both landline and mobile numbers.
You'll need to dial this code followed by the 7-digit phone number to reach someone in Liechtenstein. The first two digits of the phone number indicate the region, with the rest being the local number.
Liechtenstein uses a closed numbering system, meaning that all phone numbers are assigned by the government, and you can't simply choose your own number. This ensures that everyone has a unique phone number, making it easier to contact them.
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Understanding Telephone Numbers
Liechtenstein uses a streamlined numbering system with a 7-digit format under the international country code +423. This consistent structure simplifies integration for developers.
International calls require the +423 prefix, while domestic calls use a leading zero (0) followed by the 7-digit local number. This is a crucial distinction to keep in mind when making calls to or from Liechtenstein.
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The country code +423 was adopted in 1999, replacing the previous Swiss telephone numbering plan (+41 75). This change required calls from Switzerland to use international dialling with the 00423 prefix and the 7-digit number.
Liechtenstein follows a closed numbering plan regulated by the Office for Communications (Amt f??r Kommunikation, AK). This regulatory body ensures consistent formatting across all services.
Here's a breakdown of the number structure:
Calling in Liechtenstein
Calling in Liechtenstein is relatively straightforward, but there's one crucial thing to keep in mind: the leading '0' is essential for domestic calls.
To make a call within Liechtenstein, you'll need to dial the leading '0' before the rest of the number.
Verification and Lookup
To verify if a phone number belongs to Liechtenstein, our lookup tool analyzes the country code and number format. Liechtenstein phone numbers use the country code +423 and follow a 7 to 9 digits national format.
Here are the key details to keep in mind:
If you're looking for a specific company's contact information, you can use trusted local business directories to find phone numbers and addresses.
Verify

Verify a phone number's origin and details can be a straightforward process.
Liechtenstein phone numbers use the country code +423 and follow a 7 to 9 digits national format.
To verify a phone number's Liechtenstein origin, you can analyze its country code and number format.
Our phone number lookup tool instantly verifies whether a phone number belongs to Liechtenstein by analyzing its country code and number format.
Here are some key details about Liechtenstein phone numbers:
In some cases, reverse phone lookup results may include which mobile operator issued a phone number.
Find Phone Numbers
To find phone numbers in Liechtenstein, you can start by looking up the country's phone number format, which uses the country code +423 and follows a 7 to 9 digits national format.
The national number format in Liechtenstein can be either 7 or 9 digits, as mentioned in the Liechtenstein phone number lookup tool above. This means that phone numbers can range from 7 to 9 digits long.
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You can use trusted local business directories to find phone numbers and addresses for specific companies. This is a great way to verify contact information and ensure accuracy.
Here's a breakdown of the different number types in Liechtenstein:
International Dialing
To make an international call to Liechtenstein, you need to use the '+' format, which is the international standard for ensuring compatibility across different systems. This is especially important when calling from a different country.
The international dialing code for Liechtenstein is +423, which is also known as 00423, 00 423, or 00-423, among other variations.
To make a direct call to Liechtenstein from Switzerland, you need to follow the international dialing format: 00 + 423 + area code + recipient's telephone number. The area code for Liechtenstein is 2 digits long.
Here's a breakdown of the dialing format:
- 00 - Exit code for Switzerland
- 423 - ISD Code or Country Code of Liechtenstein
- Area code - 2 digits
- Recipient's Telephone Number - 5 digits
For example, to call a mobile number in Liechtenstein from Switzerland, you would dial: 00 + 423 + 7 ??? ???, where 7 is the area code for mobile numbers.
It's worth noting that Liechtenstein previously used the Swiss telephone numbering plan, but on April 5, 1999, it adopted its own international code +423. This means that calls from Switzerland now require international dialing using the 00423 prefix and the 7-digit number.
International calls to Liechtenstein require the +423 prefix, while domestic calls use a leading zero (0) followed by the 7-digit local number.
Here's a summary of the international dialing code for Liechtenstein:
Country Code and Calling
To make a call to Liechtenstein, you need to dial the country code, which is +423 or 423. This code is essential for both domestic and international calls.
The leading '0' is required for domestic calls within Liechtenstein. This is a crucial step to ensure your call is connected to the correct network.
For international calls to Liechtenstein, using the '+' format is the international standard and ensures compatibility across different systems. This is the recommended method for making international calls.
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Liechtenstein operates in a single time zone, so you don't need to worry about adjusting for different time zones. However, it's still essential to consider the time difference before placing your call.
If you're calling from Switzerland, you need to dial the international dialing format, which includes the exit code '00', followed by the country code '423', and then the area code and recipient's telephone number.
To call a mobile number in Liechtenstein from Switzerland, you can use the following format: 00 + 423 + 7 ??? ???.
Here are the key dialing codes to keep in mind:
- Country code: +423 or 423
- Exit code for Switzerland: 00
- Area codes in Liechtenstein: 2
- Mobile prefix in Liechtenstein: 7
Example and Plan
An example of a Liechtenstein phone number is +423 239 63 63, listed by the Liechtenstein Tourism Office in Vaduz.
Liechtenstein phone numbers have a specific format of xxx xx xx. Calls from Switzerland to Liechtenstein now require international dialling, using the 00423 prefix and the seven-digit number.
The country code for Liechtenstein is +423, which was previously +41 75 under the Swiss telephone numbering plan. This change occurred on April 5, 1999.
An Example of
An example of a Liechtenstein phone number is +423 239 63 63, as listed by the Liechtenstein Tourism Office in Vaduz.

Liechtenstein has its own unique telephone numbering plan, which was adopted on April 5, 1999, replacing the Swiss numbering plan.
The country code for Liechtenstein is +423, which was formerly +41 75. This means that calls from Switzerland now require international dialling, using the 00423 prefix and the seven-digit number.
Here's a breakdown of the Liechtenstein Numbering Plan:
These services are organized into different categories, making it easier to understand the structure of Liechtenstein's telephone numbering plan.
National Numbering Plan
Liechtenstein's national numbering plan is a closed system, meaning all numbers are assigned and regulated by the Office for Communications (AK). This ensures consistent formatting across all services.
The country code for Liechtenstein is +423, which was adopted in 1999, replacing the previous +41 75 code. This change required international callers to dial the new prefix and seven-digit number.
Domestic calls, on the other hand, use a leading zero (0) followed by the 7-digit local number. This is a simple and straightforward way to make calls within the country.
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Here are the different number types in Liechtenstein, along with their formats and examples:
The leading digits of a Liechtenstein number can give you a clue about its purpose. For example, numbers starting with '2' are usually landline services, while those starting with '6' or '7' are mobile services.
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