Uezd | Region | Period | Capital | Now part of | Notes |
Achinsky | Tobolsk Viceroyalty | 1782–1797 | Achinsk | Russia | [a] |
Yeniseysk Governorate | 1822–1925 |
Akhalkalaki | Tiflis Governorate | 1874–1918 | Akhalkalaki | Georgia | |
DRG | 1918–1921 |
Georgian SSR | 1921–1930 |
Akhaltsikhe | Georgia-Imeretia Governorate | 1840–1846 | Akhaltsikhe | Georgia | |
Kutais Governorate | 1846–1867 |
Tiflis Governorate | 1867–1918 |
DRG | 1918–1921 |
Georgian SSR | 1921–1930 |
Akhtyrka | Kharkov Viceroyalty | 1780–1796 | Akhtyrka (Okhtyrka) | Ukraine | |
Sloboda Ukraine Governorate | 1796–1835 |
Kharkov Governorate | 1835–1923 |
Akkerman | Bessarabian Oblast | 1818–1873 | Akkerman (Bilhorod-Dnistrovskyi) | Ukraine, Moldova | |
Bessarabia Governorate | 1873–1918 |
Akmechet | Novorossiya Governorate | 1796–1802 | Akmechet (Simferopol) | Crimea (Russia/Ukraine) | |
Akmolinsk | Oblast of Siberia Kirgiz | 1854–1868 | Akmolinsk (Nur-Sultan) | Kazakhstan | [b] |
Akmolinsk Oblast | 1868–1920 |
Omsk Governorate | 1920–1925 |
Akmolinsk Governorate, Kirghiz ASSR | 1925–1928 |
Aktyubinsk | Turgay Oblast | 1868–1920 | Aktyubinsk (Aktobe) | Kazakhstan, Russia | [c] |
Orenburg-Turgay Governorate, Kirghiz ASSR | 1920–1921 |
Aktyubinsk Governorate, Kirghiz ASSR | 1922–1928 |
Aksha | Transbaikal Oblast | 1872–1922 | Aksha | Russia | [d] |
Transbaikal Governorate | 1922–1926 |
Alatyrsky | Kazan Governorate | 1708–1719 | Alatyr | Russia | |
Nizhny Novgorod Governorate | 1719–1780 |
Simbirsk Viceroyalty | 1780–1796 |
Simbirsk Governorate | 1796–1925 |
Chuvash ASSR | 1925–1927 |
Aleksandriya | Yekaterinoslav Viceroyalty | 1784–1796 | Aleksandriya (Oleksandriia) | Ukraine | [e] |
Kherson Governorate | 1806–1920 |
Kremenchuk Governorate | 1920–1923 |
Alexandropol | Georgia-Imeretia Governorate | 1840–1846 | Alexandropol (Gyumri) | Armenia | [f] |
Tiflis Governorate | 1846–1849 |
Erivan Governorate | 1849–1918 |
DRA | 1918–1920 |
Armenian SSR | 1920–1924 |
1924–1929 | Leninakan (Gyumri) |
Alexandrov | Vladimir Viceroyalty | 1778–1796 | Alexandrov | Russia | |
Vladimir Governorate | 1796–1929 |
Alexandrovsk | Yekaterinoslav Governorate | 1805–1920 | Alexandrovsk (Zaporizhia) | Ukraine | |
Zaporizhzhia Governorate, UkrSSR | 1920–1922 |
Yekaterinoslav Governorate, UkrSSR | 1922–1923 |
Alexandrovsk | Caucasus Viceroyalty | 1785–1796 | Alexandrovsk (Alexandrovskoye) | Russia | [g] |
Caucasus Governorate | 1796–1822 |
Stavropol Governorate | 1873–1924 |
Aleksin | Moscow Governorate | 1727–1796 | Aleksin | Russia | |
Tula Governorate | 1796–1925 |
Anadyar Uyezd [ru] | Primorskaya Oblast | 1856-1909 | Novo-Mariinsk | Russia | |
Kamchatka Oblast | 1909-1922 |
Kamchatka Governorate [ru] | 1922-1926 |
Ananyev | Kherson Governorate | 1834–1920 | Ananyev (Ananiv) | Ukraine | |
Odessa Governorate, UkrSSR | 1920–1921 |
Andizhan | Fergana Oblast | 1876–1924 | Andijan | Uzbekistan, Kyrgyzstan |
Ardatov | Simbirsk Governorate | 1780–1928 | Ardatov | Russia | |
Ardatov | Nizhny Novgorod Governorate | 1779–1923 | Ardatov | Russia | |
Areshsky uezd | Elisabethpol Governorate | 1873–1918 | Agdash | Azerbaijan | [h] |
ADR | 1918–1920 |
Azerbaijan SSR | 1920–1926 |
Arkhangelsky | Arkhangelsk Governorate | 1708–1780 | Arkhangelsk | Russia | |
Vologda Viceroyalty | 1780–1784 |
Arkhangelsk Viceroyalty | 1784–1796 |
Arkhangelsk Governorate | 1796–1929 |
Arsky | Kazan Viceroyalty | 1781–1796 | Arsk | Russia | |
Arzamassky | Kazan Governorate | 1707–1713 | Arzamas | Russia | |
Nizhny Novgorod Governorate | 1713–1779 |
Nizhny Novgorod Viceroyalty | 1779–1796 |
Nizhny Novgorod Governorate | 1796–1929 |
Askhabadsky | Transcaspian Oblast | 1882–1921 | Askhabad (Ashgabat) | Turkmenistan | [i] |
Turkmen Oblast, Turkestan ASSR | 1921–1924 |
Turkmen Soviet Socialist Republic | 1924–1925 |
Astrakhansky | Astrakhan Governorate | 1727–1785 | Astrakhan | Russia | |
Caucasus Viceroyalty | 1785–1796 |
Astrakhan Governorate | 1796–1925 |
Atbasarsky | Akmolinsk Oblast | 1869–1918 | Atbasar | Kazakhstan | [j] |
Omsk Oblast | 1918–1920 |
Omsk Governorate | 1920–1921 |
Akmolinsk Governorate, Kirghiz ASSR | 1921–1928 |
Atkarsky | Saratov Viceroyalty | 1780–1796 | Atkarsk | Russia | |
Penza Governorate | 1796–1797 |
Saratov Governorate | 1797–1928 |
Augustów | Augustów Governorate | 1837–1867 | Augustów | Poland, Belarus | |
Suwałki Governorate | 1867–1918 |