Area Code 151 – Mobile Network
The phone area code for Mobile Network is 151 (international format +49151). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 151
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Overview of Germany's +49 151 Mobile Prefix
The +49 151 prefix is a non-geographic mobile code assigned within Germany's national numbering plan, as governed by the Federal Network Agency (Bundesnetzagentur). Unlike geographic area codes, 151 numbers are not tied to a specific city or region; they are allocated to mobile network operators (MNOs) and mobile virtual network operators (MVNOs) for nationwide use. This means a call to a +49 151 number reaches the subscriber's mobile device regardless of their current location within Germany or abroad.
Technical Format and Dialing Procedures
German mobile numbers using the 151 prefix have a total length of 11 digits when dialed in international format, including the country code but excluding the leading trunk prefix. The structure is as follows: +49 151 xxxxxxx, where '151' is the mobile network code and the subsequent seven digits constitute the subscriber number. When dialing domestically, callers must use the national trunk prefix '0' before the area code: 0 151 xxxxxxx. For international callers, the '+' sign or the international access code (e.g., 00 from most countries) is used, followed by the German country code '49' and the mobile number without the leading '0'.
Number Portability and Routing
Germany implemented mobile number portability (MNP), allowing subscribers to retain their 151 numbers when switching operators. Consequently, the prefix 151 does not indicate a specific carrier; it may belong to any MNO or MVNO. Routing is handled via a central database that maps the number to its current network. This ensures seamless connectivity for voice calls, SMS, and MMS. For international SMS and voice, standard E.164 routing applies, and messages are delivered based on the number's ported status.
Commercial and Consumer Considerations
For businesses, 151 numbers are often used for customer contact points, as they are perceived as mobile numbers and offer flexibility for staff on the move. For consumers, calls to 151 numbers are typically billed according to their mobile tariff; calls from landlines may incur higher per-minute rates. There are no special charges for calling a 151 number from abroad, but international roaming rates may apply if the subscriber is outside Germany.
When dialing a German mobile number from abroad, always omit the leading '0' and use the country code. For example, to call a German mobile number 0151 1234567 from the United States, you would dial: 011 49 151 1234567. From a European country, you might dial 00 49 151 1234567 or simply +49 151 1234567 on a mobile phone.