State highways in Ukraine (Ukrainian: автомобільні дороги державного значення) are subdivided into four categories: international (M-network), national (H-network), regional (P-network), and territorial (Т-network).
[1] The letter's indexes are in Cyrillic, standing for their respective abbreviations in Ukrainian.
The international highways in Ukraine are identified with the letter M for the Ukrainian designation (Mizhnarodni), followed by the double digits 01 through 30.
There are 28 international highways of Ukraine with a total length of 9,331.1 km (5,798.1 mi).
When branches (or exits) are mentioned and added to the length, the total length then measured including the entire network, not as an alternative route (compare with business route).