The country code and area code of Maarssen, Netherlands is 31, (0)346.
The country code and area code of Falkenberg, Sweden is 46, (0)346.
The country code and area code of Sivas, Turkey is 90, (0)346.
The country code and area code of Apulco, Mexico is 52, (01)346.
The country code and area code of Colonia Rapettti, Uruguay is 598, (0)346.
The country code and area code of Turkmenabat, Turkmenistan is 993, (8)428.
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The country code and area code of Khanty-Mansiysky region, Russian Federation is 7, (8)346.
The country code for North America (USA, Canada, etc.) is +1. The area code for Houston is 713, 281, or 832. Area code 346 will be added as a further overlay in 2014. The plus sign means "insert your international access prefix here." From Australia, that prefix is usually 0011.
Country code +371 is Latvia.
Telephone country code +40 is Romania.
Country code +263 is Zimbabwe.