The Area Codes of Russia: City/Town or RegionArea code 1.Kaliningrad Oblast401 (+7 401) 2.Kaluga Oblast484 (+7 484) 3.Kamchatka Krai415 (+7 415) 4.Kemerovo Oblast384 (+7 384) 5.Khabarovsk Krai421 (+7 421) 6.Khanty-Mansi Autonomous Okrug346 (+7 346) 7.Kirov Oblast833 (+7 833) 8.Kostroma Oblast494 (+7 494) 9.Krasnodar Krai861 (+7 861) 10.Krasnodar Krai862 (+7 862) 11.Krasnoyarsk Krai391 (+7 391) 12.Kurgan Oblast352 (+7 352) 13.Kursk Oblast471 (+7 471)