Area Code 479 – Monaghan
The phone area code for Monaghan is 479 (international format +353479). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 479
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Monaghan
Geographic Coverage and Administrative Jurisdiction
The +353 479 area code serves the town of Monaghan and its surrounding hinterland in County Monaghan, located in the northern part of the Republic of Ireland's Border Region. This geographic code is assigned under the national numbering plan administered by ComReg (Commission for Communications Regulation). The area code covers the urban centre of Monaghan town, along with nearby settlements and townlands within the county, such as Clones, Castleblayney, and Carrickmacross, though these towns may have their own specific exchanges within the same 047 local dialing area. The code is part of the larger 047 national destination code (NDC), which historically covered the entire county.
Dialing Formats and Number Structure
When dialing within Ireland, callers must use the national trunk prefix 0 followed by the area code and the subscriber number. For the Monaghan area, the local number is seven digits long, and the full national dialing format is 047 XXXXXXX. However, the prefix 479 is a specific exchange within this NDC, so a typical number might be 047 479XXXX, where the first three digits after the area code identify the exchange. For international callers, the country code for Ireland is +353, and the leading zero of the national prefix is dropped. Therefore, an international caller would dial +353 47 479XXXX (or +353 479 XXXXXX if the number is presented in the international format with the area code grouped as 479). It is essential to note that the area code 047 is not to be confused with the separate 0479 prefix, which is not a valid geographic code; the correct grouping is 047 479.
Caller Instructions and Overlay Considerations
Local callers within the Monaghan area can often dial the seven-digit subscriber number directly without the area code, depending on their service provider and the specific exchange. However, for clarity and to avoid misdialing, it is recommended to always use the full national format, especially when calling from mobile phones. There are no overlay codes in this region, so the 047 area code is unique to the Monaghan area. Foreign callers should ensure they use the correct international access code from their country (e.g., 00 from most European countries, 011 from the US/Canada) followed by 353 and the number without the leading zero.
Practical Examples
- Local call (within Monaghan): 479 1234 (if supported) or 047 479 1234.
- National call (from Dublin): 047 479 1234.
- International call (from the UK): 00 353 47 479 1234.
- International call (from the US): 011 353 47 479 1234.
This geographic code is used for fixed-line PSTN and VoIP services, and it is not portable to mobile numbers. Businesses and residents in the Monaghan area rely on this code for local presence and cost-effective calling within the national tariff zones.