Area Code 073 – Mobile Network
The phone area code for Mobile Network is 073 (international format +40073). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 073
Select a central office code to view local carrier data and detailed information
Overview of Romania's Mobile Prefix 073
The +40 073 prefix is a non-geographic mobile allocation within Romania's national numbering plan, governed by the National Authority for Management and Regulation in Communications (ANCOM). Unlike geographic area codes tied to specific cities or regions, 073 numbers are assigned to mobile network operators (MNOs) and mobile virtual network operators (MVNOs) for nationwide service. This means the prefix does not indicate the caller's physical location; instead, it identifies the mobile network that originally provisioned the number. As of 2024, the 073 range is predominantly used by newer entrants and MVNOs operating on the networks of established carriers like Orange Romania, Vodafone Romania, and Digi Romania, though number portability allows subscribers to retain their 073 number when switching providers.
Dialing and Formatting
Romanian mobile numbers, including those starting with 073, follow a standardized 10-digit national format: the leading '0' plus the nine-digit subscriber number. For example, a typical 073 number is written as 073 123 4567. When dialing from within Romania, callers must include the trunk prefix '0' before the rest of the number. From abroad, the international format requires the country code +40, followed by the nine-digit subscriber number, omitting the leading '0'. Thus, the same number becomes +40 73 123 4567 for international calls. This formatting aligns with ITU-T E.164 recommendations, ensuring seamless routing across global telecommunication networks.
Caller Instructions
- Domestic callers: Dial the full 10-digit number, e.g., 073 123 4567, regardless of whether the call originates from a fixed line or another mobile phone.
- International callers: Dial the international access prefix (e.g., '00' from most European countries, or '+' from mobile devices), followed by Romania's country code 40, and then the nine-digit number without the leading zero: +40 73 123 4567.
Mobile Services and Number Portability
Numbers under the 073 prefix support full mobile services, including voice, SMS, MMS, and mobile data. They are also enabled for international roaming, allowing subscribers to use their numbers abroad while traveling. Since 2008, Romania has implemented full mobile number portability (MNP), enabling users to switch operators while keeping their existing number, including those with the 073 prefix. This means that the original network associated with 073 may no longer be accurate; the current operator can be identified only through a database lookup or by contacting the subscriber directly.
Regulatory and Cost Considerations
Calling a 073 number from a Romanian fixed line or mobile is typically charged at the caller's standard national mobile rate, which varies by operator and plan. For international callers, rates depend on their home operator's international tariff to Romania. There are no special premium or toll-free charges associated with 073 numbers; they are standard mobile lines. As with all Romanian mobile numbers, the 073 prefix is part of the national numbering plan and is subject to ANCOM regulations, ensuring fair and transparent allocation to licensed operators.