Area Code 06 – Rome
The phone area code for Rome is 06 (international format +3906). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 06
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Rome
Geographic Context and Administrative Coverage
The Italian country calling code +39 is paired with the geographic area code 06 to reach subscribers connected to the public switched telephone network (PSTN) in Rome and its surrounding metropolitan area. This code is assigned to the Lazio region's capital and covers the administrative boundaries of the Roma Capitale as well as several neighboring municipalities within the Rome metropolitan area. The numbering area includes the Vatican City enclave, which uses Italian telephony infrastructure for fixed-line services, and extends to key districts such as Prati, Trastevere, EUR, and the historic center. As a geographic code, 06 identifies a specific physical location for routing purposes, distinguishing it from non-geographic mobile prefixes (e.g., 3xx) or national service numbers.
Dialing Formats and Number Structure
Within Italy, calls to Rome numbers are placed using the trunk prefix 0 followed by the area code and the subscriber number. The complete national format is 06 XXXXXXX, where the subscriber number typically consists of 6 to 8 digits, resulting in a total national significant number (NSN) length of 8 to 10 digits (excluding the leading 0). For international callers, the Italian country code +39 is used, and the leading 0 of the area code is retained. Thus, a call from abroad to a Rome fixed line is dialed as +39 06 XXXXXXX. This practice differs from many countries where the trunk prefix is dropped when dialing internationally. It is essential to include the 0 after the country code when dialing from outside Italy.
Local and International Caller Instructions
For local callers within Rome, dialing the 8-digit subscriber number alone is not sufficient; the full national format 06 XXXXXXX must be used. This is because Italy employs an open dialing plan where the area code is an integral part of the number. For callers from other Italian cities, the same national format applies. International callers should replace the international access code (e.g., 00 from most countries, or + from mobile networks) with the country code 39, followed by 06 and the subscriber number. For example, to call a Rome office with the number 06 12345678 from the United States, one would dial 011 39 06 12345678.
Overlay and Numbering Evolution
Currently, no overlay area code has been introduced for Rome; the 06 code remains unique for the geographic region. However, due to number exhaustion, the Italian Communications Authority (AGCOM) has implemented measures such as number portability and the release of unused number blocks. Subscribers may retain their 06 numbers when switching operators, but the geographic significance remains tied to the original assignment. For VoIP services, users may obtain numbers with the 06 prefix without a physical presence in Rome, but this does not alter the geographic routing classification.