Area Code 2231 – Lamia
The phone area code for Lamia is 2231 (international format +302231). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 2231
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Lamia
Geographic Coverage and Administrative Context
The Greek area code 2231 is a geographic National Destination Code (NDC) assigned to the city of Lamia, the capital of the Regional Unit of Phthiotis in Central Greece. Lamia serves as the administrative and commercial hub of the region, and the 2231 code covers the city proper and its immediate suburban areas. This code is part of the Greek numbering plan administered by the Hellenic Telecommunications and Post Commission (EETT) and follows the ITU-T E.164 standard.
Dialing Formats and Procedures
For callers within Greece, the number must be dialed in the national format: 2231 followed by the local subscriber number, which typically consists of 6 to 7 digits. The full national number is therefore 10 digits (including the leading '0' of the area code). For example, a local Lamia number might be dialed as 2231 0XXXXX (where X represents digits).
For international callers, the Greek country code +30 replaces the trunk prefix '0'. Thus, the international dialing format becomes +30 2231 0XXXXX. When calling from abroad, you must drop the leading '0' of the area code. For instance, if the national number is 2231 234567, you would dial +30 2231 234567 from outside Greece.
Overlay and Numbering Considerations
Currently, there is no overlay code for Lamia; the 2231 code is exclusively used for geographic numbers in this area. However, due to number portability, a subscriber may retain their 2231 number even if they move to a different service provider, but the geographic significance remains tied to the original location. It is important to note that calls to 2231 numbers are typically charged as local or national calls depending on the caller's own tariff plan, and they are not considered premium-rate numbers.
Instructions for Callers
- Local callers (within Lamia): You may need to dial the full national number including the area code, depending on your operator. Most Greek mobile and fixed networks require the full 10-digit number.
- Domestic callers from other Greek regions: Dial 2231 followed by the subscriber number.
- International callers: Dial your country's exit code (e.g., 00 from most European countries, 011 from the US/Canada), then 30, then 2231, and finally the subscriber number.
Always verify the current dialing procedures with your telecom provider, as local dialing rules may vary.