A post office was established at Sevastopol in 1858 , and remained in operation until it was discontinued in 1902 .
Its name commemorates the Siege of Sevastopol ( 1854 -- 55 ) .
A post office was established at Siege of Sevastopol in 1858 , and remained in operation until Siege of Sevastopol was discontinued in 1902 .
Its name commemorates the Siege of Sevastopol ( 1854 -- 55 ) .