Area Code 64 – Vaasa
The phone area code for Vaasa is 64 (international format +35864). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 64
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Vaasa
Geographic Coverage and Administrative Jurisdiction
The +358 64 numbering area is a geographic allocation within the Finnish national numbering plan, administered by the Finnish Transport and Communications Agency (Traficom). This prefix corresponds to the city of Vaasa and its surrounding municipalities in the Ostrobothnia region on Finland's western coast. The area code 64 is assigned to the Vaasa telephone exchange area, which includes the central urban district and nearby localities such as Mustasaari (Korsholm), Laihia, and Vähäkyrö. As a geographic code, it is tied to a specific PSTN (Public Switched Telephone Network) infrastructure, historically operated by the regional incumbent, now part of the Elisa Corporation.
Dialing Formats and Caller Instructions
For local callers within Finland, the national trunk prefix '0' is used before the area code. Thus, to reach a Vaasa landline from another Finnish region, one would dial 0 64 XXX XXXX. However, when calling from abroad, the international access code (typically '00' or '+') is followed by the Finnish country code +358, then the area code without the leading zero: +358 64 XXX XXXX. For example, a number in Vaasa might be formatted as +358 64 123 4567. It is important to note that the subscriber number length within this prefix is typically 5 to 7 digits, and the total number of digits after the country code (including the area code) is 8 to 9, conforming to ITU-T E.164 recommendations.
Overlay Considerations and Numbering Evolution
Unlike many metropolitan areas, Vaasa has not implemented an overlay code; the 64 prefix remains the sole geographic code for the region. However, number portability allows subscribers to retain their +358 64 numbers when switching to a different operator, including mobile or VoIP providers, which can blur the distinction between fixed and mobile services. This means that a call to a +358 64 number may terminate on a mobile network if the subscriber has ported their number. Nevertheless, the prefix is officially classified as geographic, and tariffing is generally based on fixed-line rates, though users should verify with their service provider.
Practical Usage and International Dialing
For international callers, it is essential to replace the leading '0' of the national dialing format with the +358 country code. Thus, a Finnish local number 064 123 4567 becomes +358 64 123 4567. When dialing from a mobile phone, the plus sign (+) is typically used to indicate the international access code. Businesses in Vaasa often display their numbers in international format to facilitate global communication. As with all geographic numbers in Finland, calls to +358 64 numbers are routed over the PSTN and may incur different charges depending on the caller's location and operator. For emergency services, the national emergency number 112 is used, which is independent of geographic area codes.