Area Code 9066 – Roscommon
The phone area code for Roscommon is 9066 (international format +3539066). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 9066
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Roscommon
Overview of Area Code 9066 (Roscommon, Ireland)
Area code 9066 is a geographic National Destination Code (NDC) assigned to the town of Roscommon and its surrounding areas in the Republic of Ireland. It falls under the larger 090 numbering plan, which serves the Midlands and West region. The code is administered by ComReg, Ireland's telecommunications regulator, and is allocated to fixed-line PSTN and VoIP services.
Geographic Coverage
The 9066 prefix specifically covers the county town of Roscommon and nearby localities, including Lanesborough, Strokestown, and smaller rural communities. The area is part of County Roscommon in the province of Connacht. The geographic extent is roughly bounded by the River Shannon to the east and the plains of the west, but the code is not strictly limited to the town boundaries.
Dialing Formats
For local callers within Ireland, the national dialing format is 090 66 xxx xx (or 09066xxxxx when written without spaces). The leading '0' is the trunk prefix, which is dropped for international calls. Thus, from abroad, you would dial +353 9066 xxxxx (or +353 9066xxxxx). The full national number is 9 digits after the trunk prefix, making the international number 11 digits including the country code.
Example: A local number might be 090 66 12345. From the US, you would dial 011 353 9066 12345. From the UK, dial 00 353 9066 12345.
Caller Instructions
For callers within Ireland: simply dial the 9-digit number starting with 0 (e.g., 090 66 12345). For callers from outside Ireland: replace the leading 0 with +353 and omit the 0, so the number becomes +353 9066 12345. Ensure you include the country code and drop the trunk prefix.
Overlay and Numbering Considerations
Currently, there is no overlay code for the 090 area. However, number portability is available, meaning a subscriber may retain their 9066 number even if they move to a different geographic area, but the number remains associated with the original rate center. This can occasionally lead to confusion, but it is standard practice.
For businesses, having a 9066 number signals a local presence in Roscommon, which can be beneficial for local customer trust. VoIP providers also offer 9066 numbers, allowing remote businesses to establish a virtual presence in the region.