Old oil field tanks near Hamilton, Kansas by Kathy Alexander.
| Town | Post Office Dates | Additional Information |
| Alcolia | 1874 | It was located southwest of Eureka. |
| Barry | 1874-1903 | Established in Coffey County (site moved). |
| Belle Grove | 1870-1872 | The post office moved to Climax. |
| Boaz | 1882-1883 | |
| Brigham | 1890-1893 | |
| Burnt Creek | 1873-1874 | |
| Carroll | 1887-1903 | A small community located 12 miles southeast of Eureka and 10 miles west of Toronto. |
| Charleston | 1873-1884 | The post office moved from Fall River. |
| Christiana | 1872-1873 1874-1876 |
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| Collins | 1870-1883 | The name changed to Reece. |
| Derry | 1883-1896 | |
| Fame | 1868 1870-1920 |
A country post office located ten miles east of Eureka and five miles from Neal. |
| Flint Ridge | 1874-1921 | Also spelled Flintridge, it was a country post office located in Salem Township 20 miles northwest of Eureka. The population in 1910 was 14. |
| Gould/Valley | 1870-1882 | The name changed from Valley in 1880. The name changed to Severy in 1882. |
| Greenwood City | 1884-1887 | |
| Hickman | 1883-1895 | |
| Hilltop | 1884-1951 | A station on the Atchison, Topeka & Santa Fe Railroad, it was located in Shell Rock Township, 29 miles northeast of Eureka. In 1910, it had a population of 50 people, express and telegraph offices, and a money order post office. |
| Homer Creek | 1869-1872 | |
| Inland | 1862-1863 | |
| Ivanpah | 1879-1904 | |
| Janesville | 1860-1880 | |
| Kaiser | 1889-1900 | The post office moved from Twin Falls. |
| Kenbro | 1925-1949 | |
| Kenton | 1872-1879 | The post office moved to Verdigris Falls. |
| Lapland | 1871-1906 | Located in Salem Township 16 miles northwest of Eureka. The population in 1910 was 20 and when the post office closed in 1906, mail was sent to Flintridge. |
| Lena Valley | 1872-1887 | Established in Greenwood County (site moved). |
| Line | 1878-1879 | Established in Lyon County (site moved). |
| Northward | 1871-1875 | |
| Pleasant Grove | 1857-1874 | |
| Provo | 1897-1901 | A hamlet in the eastern part of Greenwood County. After its post office closed, it received its mail by rural route from Neal, which was the nearest railroad station. |
| Richeyville | 1882-1883 | |
| Ruweda | 1888-1921 | A country post office in the northwestern part of the county, 18 miles from Eureka and 15 miles from Hamilton, the nearest railroad station. |
| Sallyards | 1918-1943 | |
| Salt Springs | 1867-1873 | |
| Shell Rock | 1873-1883 | |
| Shell Rock Falls | 1860-1865 | Established in Madison County. |
| Sheridan | 1867-1869 | |
| Star | 1889-1903 | An inland village, it was located about 10 miles southwest of Eureka and about 8 or 9 miles northwest of Piedmont, from which it received its mail after its post office closed. |
| Stoughton | 1887 | |
| Teterville | 1927-1962 | An oil town located approximately 11 miles east of Cassoday. No buildings remain of this former community. |
| Thrall | 1885-1905 1926-1962 |
An inland hamlet located about 20 miles north of Eureka and seven west of Hamilton, the nearest railroad station and shipping point. |
| Tonovay | 1886-1912 | A hamlet located on the Missouri Pacific Railroad in Bachelor Township, eight miles east of Eureka. In 1910, it had an express office and was a trading point for the neighborhood. Its population was about 25. |
| Triumph | 1878 | |
| Twin Falls | 1870-1899 | The post office moved to Kaiser. |
| Utopia | 1880-1935 | A hamlet on the Atchison, Topeka & Santa Fe Railroad 8 miles northeast of Eureka. In 1910, there was a money order post office and a population of about 30. |
| Verdigris Falls | 1863-1872 1879-1880 |
The post office moved from Kenton in 1879. |
| Willow Valley | 1871-1887 |
Greenwood County Map by L.H. Everts & Co., 1887.
Compiled and edited by Kathy Alexander/Legends of Kansas, updated January 2024.
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