Area Code 72 – Novo Mesto/Krško
The phone area code for Novo Mesto/Krško is 72 (international format +38672). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 72
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Novo Mesto/Krško
Geographic Coverage and Administrative Jurisdiction
The Slovenian area code +386 72 is a geographic National Destination Code (NDC) allocated to the southeastern region of the country, primarily serving the municipalities of Novo Mesto and Krško, along with their surrounding settlements. This area falls within the historical region of Lower Carniola (Dolenjska) and parts of Posavje. The code covers a mix of urban centers and rural communities, with Novo Mesto serving as the economic and cultural hub of the region, while Krško is known for its industrial base and the Krško Nuclear Power Plant.
Dialing Formats and Caller Instructions
For callers within Slovenia, the national trunk prefix 0 must be dialed before the area code, followed by the subscriber number. The complete national format is 0 72 XXX XXX (where X represents the local subscriber digits). For international callers, the country code +386 replaces the trunk prefix, and the area code is used without the leading zero. Thus, the international format becomes +386 72 XXX XXX. For example, a local number in Novo Mesto might be dialed as 0 72 123 456 domestically and +386 72 123 456 from abroad.
Numbering and Overlay Considerations
Slovenia employs a closed numbering plan, meaning that all subscriber numbers within a given area code have a fixed length. In the 72 area, subscriber numbers typically consist of six digits, making the total national significant number (NSN) length nine digits (including the area code). As of the latest ITU-T E.164 guidelines, there are no overlay codes or additional area codes planned for this region, so callers can rely on the 72 prefix as the sole geographic identifier for Novo Mesto and Krško. However, with the increasing adoption of VoIP and number portability, it is possible that a number with the 72 prefix may be assigned to a user located elsewhere in Slovenia, though the geographic association remains with the original area.
Practical Usage and Tips
When placing a call to this region from a foreign country, always ensure that you have the correct international exit code (e.g., 011 from the US, 00 from most European countries) followed by Slovenia's country code 386 and the area code 72 without the leading zero. For domestic calls, simply use the trunk prefix 0. It is also important to note that calls to Slovenian landlines are typically charged at standard national rates, but mobile tariffs may vary. For businesses or individuals frequently contacting this region, saving numbers in international format (+386 72 XXX XXX) is recommended to avoid confusion when traveling.