Area Code 424 – Carrickmacross
The phone area code for Carrickmacross is 424 (international format +353424). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 424
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Carrickmacross
Geographic Overview
The +353 424 area code is a geographic National Destination Code (NDC) assigned to the town of Carrickmacross, located in County Monaghan in the Republic of Ireland. This code forms part of the Irish telephone numbering plan, which adheres to ITU-T E.164 standards. Carrickmacross is a market town with a rich heritage, known for its lace-making tradition and proximity to the border with Northern Ireland. The area code serves the town and its surrounding rural hinterland, including nearby settlements such as Ballybay and Castleblayney, though these may have their own local codes.
Dialing Formats
For callers within Ireland, the national dialing format requires the trunk prefix '0' followed by the area code and the subscriber number. For example, a local Carrickmacross number might be dialed as 042 4XX XXXX (though the actual subscriber number length may vary). Internationally, callers must use the country code +353 and drop the leading '0', resulting in the format +353 42 4XX XXXX. It is important to note that the area code '042' is used for the broader County Monaghan region, and the '4' after '042' is part of the subscriber number, not a separate prefix. Thus, the full national number is 042 4XX XXXX, and the international format is +353 42 4XX XXXX.
Local and International Calling Instructions
When dialing from a landline within the same geographic area, callers may sometimes omit the area code, but for clarity and to avoid errors, it is recommended to always include the full national number. For callers from outside Ireland, the process is straightforward: dial the international access code (e.g., 00 from most European countries, or 011 from North America), followed by 353, the area code without the leading zero (42), and the subscriber number. For example, to call a Carrickmacross number from the United States, one would dial 011 353 42 4XX XXXX.
Regulatory and Technical Considerations
Geographic numbers in Ireland are regulated by ComReg, the national regulatory authority. These numbers are typically used for fixed-line services, but number portability allows subscribers to retain their geographic number when switching providers, even if they move to a VoIP service. However, the number remains associated with the geographic area for routing purposes. There are no overlay codes currently in effect for the 042 area, meaning that the area code is unique for this region. As with all Irish numbers, the maximum length of a national significant number is nine digits, including the area code but excluding the trunk prefix.