Overland Park, Kansas buildings by Kathy Alexander.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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| Place Name | County | Place Type | Post Office Dates | More Information |
| O’Brien | Miami | Named for Perry O’Brien, a pioneer. | ||
| O’Brien Ferry | Doniphan | Lost Place | NA | Established 1861-62 on the Missouri River at Belmont. |
| Oak | Jefferson | Lost Town | 1891-1895 | |
| Oak City | Seward | Lost Town | Vacated 1897. Founded in 1887. Ruby P. Cook was the first postmistress. The post office moved to Tyrone, Oklahoma. It was nine miles west of Liberal. | |
| Oak Grove | Pottawatomie | Lost Town | 1874-1882 | Located in Belvue Township. |
| Oak Hill | Clay | Current Town | -1995 | The post office closed on July 16, 1995. |
| Oak Mills | Atchison | Lost Town | 1868-1945 | Oak Mills, Kansas, was once located along the Missouri River. The site was originally home to a Kanza Indian village. It was on the Missouri Pacific Railroad. |
| Oak Ridge | Douglas | Lost Town | None | Jonathan F. Morgan and Governor Charles Robinson were the first to settle in Oak Ridge in about 1866. |
| Oak Valley | Elk | |||
| Oakdale | Reno | Lost Town | Located on January 22, 1889. | |
| Oakland | Jewell | Lost Town | ||
| Oakland | Montgomery | Paper Town | A paper town. | |
| Oakland | Shawnee | Extinct Town | 1888-1910 | Oakland was an incorporated community near Topeka, connected by a street railway. It once had several nurseries, large woolen mills, and the Oakland Blade newspaper. In 1910, its population was 1,465. It is a neighborhood of Topeka today. |
| Oaklawn | ||||
| Oakley | Logan | Current Town | County seat. Located near Monument Rocks on the Kansas Pacific Railroad. | |
| Oakridge | Elk | Lost Town | Discontinued 1882. | |
| Oakwood | Linn | Lost Town | 1858-1905 | Once situated in the western portion of the county about ten miles northwest of Mound City. |
| Oasis | Logan | Lost Town | 1890 | This post office just a few short months. |
| Oasis | Saline | Lost Town | 1873-1875 1879-1880 |
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| Oatville | Sedgwick | Lost Town | 1884-1936 | Located in Waco Township, it was on the Missouri Pacific Railroad, six miles southwest of Wichita. |
| Oberlin | Decatur | Current Town | Western Kansas continued to have Indian problems until the last Indian raid in Decatur County in 1878. | |
| Ocena, Oceana | Atchison | Lost Town | 1855-1858 | The post office moved to Pardee in August 1858. |
| Ocheltree | Johnson | Lost Town | 1869-1954 | A village in the extreme southern part of Johnson County. |
| Ocoee | Reno | Lost Town | 1879-1881 | This place once had a school. |
| Octagon City | Allen | |||
| Odee | Kingman | Lost Town | ||
| Odell | Harper | Lost Town | ||
| Odell | Sheridan | Lost Town | ||
| Odin | Barton | Extinct Town | 1950-1995 | The post office closed on August 19, 1995. |
| Odessa | Jewell | Lost Town | ||
| Og | Reno | Lost Town | 1880-1882 | The town was named after a biblical giant who lived during the time of Moses. It was ten miles west of Castleton. |
| Ogallah | Trego | Extinct Town | -2004 | It was on the Kansas Pacific Railroad. The post office closed on January 10, 2004. |
| Offerle | Edwards | Extinct Town | 1876-2018 | The post office closed on May 19, 2018. |
| Ogden | Riley | Current Town | It was on the Kansas Pacific Railroad. | |
| Ohio | Smith | Lost Town | ||
| Ohio Centre | Sedgwick | Lost Town | 1873-1887 | |
| Ohio City | Edwards | Lost Town | Vacated 1897. | |
| Ohio City | Franklin | Lost Town | 1857-1870 | Located on the Humboldt Trail, it became the county seat of Franklin County for a short time. The post office moved to Princeton when it closed. |
| Ohio City | Marshall | Lost Town | None | Ohio City was located in 1855 on the quarter section joining Barrett on the southwest. |
| Ohio Grove | Ottawa | Lost Town | ||
| Oil City | Butler | Lost Town | 1877-1880 | |
| Oil Hill | Butler | Lost Town | 1917-1958 | Company-owned Oil Town. |
| Oil Valley | Butler | Lost Town | 1920-1922 | |
| Oketo | Marshall | Current Town | ||
| Oketo Ferry | Marshall | Lost Place | Operated 1859-67 on Big Blue River; Poor, Whitehead & Co., Proprietors. Located a half-mile south of Oketo. | |
| Olanthe | Johnson | Lost Town | Incorporated 1857. | |
| Olanthus | Norton | Lost Town | ||
| Olathe | Johnson | Current Town | County seat. On the Santa Fe Trail. Elm Grove/Lone Elm campground south of Olathe. Founded in 1856/1857 and named after the Shawnee expression for “beautiful.” | |
| Olcott | Reno | Lost Town | 1887-1903 1904-1907 |
It was the terminal station on the Olcott & Iuka branch of the Missouri Pacific Railroad. |
| “Old” Ogallah | Trego | Lost Town | See Park’s Fort. | |
| Old Ulysses | Grant | Lost Town | The site moved about 1899. The next site was called New Ulysses for a time. | |
| Ole, Middleton | Jefferson | Lost Town | 1857-1865 | The town’s name was changed from Middleton to Ole in 1860. |
| Olene | Graham | Lost Town | ||
| Olivet | Osage | Current Town | ||
| Olmitz | Barton | Current Town | 1881-Present | |
| Olney | Rush | Lost Town | 1874-1888 | |
| Olpe | Lyon | Current Town | On the Howard Branch of the Atchison, Topeka & Santa Fe Railroad. | |
| Olsburg | Pottawatomie | Current Town | ||
| Omaha | Kearny | Lost Town | 1888 | Located in about 1888. |
| Omio | Jewell | Lost Town | Located in eastern Jewell County, the town died as Delta. Formoso was the beneficiary. There was once a small coal mine about three miles south of Formoso, just west of the former town of Omio. | |
| Omnia | Cloud | Lost Town | ||
| Omnia | Cowley | Lost Town | 1871-1873 | The post office moved to Baltimore. |
| Onaga | Pottawatomie | Current Town | ||
| Oneida | Nemaha | Current Town | -2013 | The post office closed on March 30, 2013. |
| Onion Creek | Osage | Lost Town | 1869-1870 | The post office moved to Osage City. |
| Ontario | Jackson | Lost Town | 1862-1922 | A hamlet located near the northern line of the county about ten miles northwest of Holton. |
| Ophir | Butler | Lost Town | 1881-1886 | |
| Opolis | Crawford | It was a station on the St. Louis and San Francisco Railroad. | ||
| Orbitello | Lincoln | Lost Town | 1880-1899 | |
| Orchard/Coonsville | Linn | Lost Town | 1879-1901 | Situated on Sugar Creek about ten miles east of La Cygne. |
| Ord | Neosho | Lost Town | ||
| Oread | Coffey | Lost Town | None | This was a paper town located near the farm of Wesley Stubblefield, ten miles northeast of Burlington. |
| Oregon | Jefferson | Lost Town | 1882-1883 1885 |
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| Orel | Allen | Lost Town | 1875-1881 | The post office moved to Morantown. |
| Orie | Sumner | Lost Town | 1877-1893 | It was three miles south and two miles west of Mayfield at 50th Street South and Chikaskia Roads. |
| Orino | Jewell | Lost Town | ||
| Oriole | Smith | Lost Town | ||
| Orion | Cloud | Lost Town | Same as Arion. | |
| Orion | Gove | It had a post office, a one-room school, a grocery store, a gas station, and a dance hall. | ||
| Orlando | Cheyenne | Lost Town | 1886-1888 | |
| Orleans | Lyon | Lost Town | ||
| Oro | Butler | Name Change | The name changed to Fulton. | |
| Orr | Doniphan | Lost Town | 1893-1897 | |
| Orwell/Fordham | Hodgeman | Lost Town | 1879-1888 | The name changed from Fordham to Orwell on September 14, 1885. |
| Orworth | Lincoln | Lost Town | 1879-1892 | |
| Osaga/Fulton | Bourbon | Extinct Town | 1869-2005 | Fulton, Kansas, a tiny town in northeast Bourbon County, was established in 1869. Initially, it was called Osaga, but it was changed to Fulton in April 1876. It is a semi-ghost town today. |
| Osage, Osage City | Bourbon | Lost Town | ||
| Osage | Miami | Lost Town | ||
| Osage Center | Osage | Name Change | Now Lyndon. | |
| Osage City | Osage | Current Town | On the Santa Fe Trail and the Atchison, Topeka & Santa Fe Railroad. | |
| Osage County | Osage | Current County | NA | One of the original 36 counties created in 1855. First called Weller County. Lyndon is the county seat. |
| Osage Mission/St. Paul | Neosho | Name Change | Now St. Paul. On the Missouri, Kansas & Texas Railway. | |
| Osawkie | Jefferson | Name Change | Now Ozawkie.The first settlement was made in the spring of 1854 by Missourians, who erected a store and started a trading ranch on the old military freight road. | |
| Osawatomie | Miami | Current Town | Named after the Osage and Potawatomi tribes. In August 1856, John Brown and 40 defenders were attacked by about 400 pro-slavery Missourians. | |
| Osborn | Crawford | Lost Town | 1867-1872 | |
| Osborn | Neosho | Lost Town | ||
| Osborne | Osborne | Current Town | Named for Vincent Osborne. Geodetic Center of the United States. | |
| Osborne County | Osborne | Current County | Created from unorganized area in 1867. Osborne is the county seat. | |
| Oskaloosa | Jefferson | Current Town | County seat. On the Smoky Hill Trail. | |
| Ost/St. Joseph | Reno | Extinct Town | 1882-1911 | A country office and trading center for Sumner Township. It still has an active church and school. |
| Oswego | Labette | Current Town | The first permanent settlers arrived in 1865. It was on the Missouri, Kansas & Texas Railway and the St. Louis and San Francisco Railroad. | |
| Oswell | Rush | Lost Town | 1882-1883 | |
| Otego | Jewell | |||
| Otis | Rush | Current Town | Named for the land owner. | |
| Otoe | Marshall | Lost Town | None | A stage station on the Oketo cutoff on the Otoe Indian reserve. |
| Ottawa | Franklin | Current Town | 1964-Present | County seat. Named after the Ottawa tribe. Reverend Jotham Meeker established the Ottawa Baptist Mission in the summer of 1837. The town was platted in March 1864 on the Marais des Cygnes River. |
| Ottawa County | Minneapolis | Current County | NA | Created from unorganized area in 1860. Minneapolis is the county seat. |
| Ottawa Creek | Franklin | Lost Town | 1856-1864 | The post office moved to Ottawa. |
| Otter Creek | Clay | Lost Town | ||
| Otter Lake | Pottawatomie | Lost Town | 1870-1886 | Located in the center of Shannon Township. |
| Otterborn, Otterbound | Sheridan | Lost Town | ||
| Otto | Cowley | Lost Town | 1872 -1915 | A country post office in Grant Township 20 miles southeast of Winfield and six miles southwest of Hoover, the nearest railroad station. The population in 1910 was 36. |
| Otto | Marshall | Lost Town | Chartered 1858. | |
| Ottumwa | Coffey | Lost Town | 1857-1906 | Located on the Neosho River in Ottumwa Township, Ottumwa was established in 1857. Once showing great promise, it had a university. |
| Our Carter | Stafford | Lost Town | ||
| Oursler | Marion | Lost Town | 1886-1889 | Oursler was named for W.E.M. Oursler, who came to Kansas in 1870 and kept a post office in his place for several years. |
| Over Muncha | Ellis | Lost Town | 1880 | The post office was only open for five months. |
| Overbrook | Osage | Current Town | Located on a ridge separating the waters of the Wakarusa and the Marais des Cygnes Rivers. Located on the Santa Fe Trail. The community was once a center for the mining of bituminous coal. | |
| Overland Park | Johnson | Current Town | 1910-Present | Located west of Kansas City, Missouri. |
| Overton | Butler | Lost Town | 1867-1869 | |
| Oxford | Johnson | Lost Town | None | Once located in Oxford Township, adjoining New Santa Fe, Missouri, on the Santa Fe Trail. |
| Oxford | Sumner | Current Town | ||
| Oxide | Ellsworth | Lost Town | 1883-1888 | |
| Oyer | Rooks | Lost Town | ||
| Ozark | Anderson | Lost Town | 1862-1885 | The post office moved to Kincaid. |
| Ozark Divide | ||||
| Ozawkie | Jefferson | Current Town | The town was moved when Lake Perry was built. | |
| Ozro, Osrow Falls | Chautauqua | Lost Town | ||
| Ozro Falls | Jefferson | Lost Town |