Area Code 19 – Uusimaa
The phone area code for Uusimaa is 19 (international format +35819). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 19
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Uusimaa
Overview of Finland's Area Code 19
Area code 19 is a geographic National Destination Code (NDC) assigned to the Uusimaa region in southern Finland. This area encompasses the capital city Helsinki and its surrounding municipalities, including Espoo, Vantaa, and Kauniainen. The code is used for fixed-line (PSTN) services within this densely populated administrative region.
Geographic Coverage and Administrative Jurisdiction
The Uusimaa region is Finland's most populous and economically significant area. The 19 code covers the Helsinki metropolitan area and extends to towns such as Porvoo, Lohja, and Kirkkonummi. Administratively, it falls under the Regional State Administrative Agency for Southern Finland. The region is a major hub for government, finance, and technology sectors.
Dialing Formats
When calling a Uusimaa fixed-line number from within Finland, subscribers dial the trunk prefix 0, followed by the area code 19 and the subscriber's 7-digit local number. For example, a local Helsinki number might be dialed as 09 1234567 (note: the leading 0 is dropped when dialing internationally). From abroad, callers dial the international access prefix (e.g., 00 from most countries), then Finland's country code +358, followed by the area code without the leading 0, and the local number. Thus, the same number would be dialed as +358 9 1234567.
It is important to note that the area code 19 is often written as 09 in local usage, because the leading 0 is part of the national dialing plan. Internationally, this becomes +358 9.
Overlay and Numbering Plan Considerations
Finland's numbering plan does not currently use overlay codes for geographic areas. Each geographic region has a distinct NDC. However, number portability is available, meaning a fixed-line number may be transferred to a different operator or even to a VoIP service, but the geographic significance of the code remains for routing purposes.
Caller Instructions
For local callers within Uusimaa, dialing a number in the same area code may require only the 7-digit local number, but it is standard practice to dial the full national format (0 19 XXXXXXX) to avoid confusion. For callers from other parts of Finland, always dial 0 19 followed by the local number. For international callers, use +358 19 followed by the local number, omitting the leading 0.
Example: To call a business in Helsinki from abroad, you would dial +358 19 1234567 (replace 1234567 with the actual number).