Atchison, Topeka & Santa Fe Railroad in Osage County, Kansas.
| Town | Post Office Dates | Additional Information |
| Antioch | 1883-1885 | The post office moved from Eclipse. |
| Arvonia | 1869-1901 | It was on the Marais des Cygnes River and about 12 miles southwest of Lyndon, the county seat. |
| Aurora | 1886 | The post office moved from Penfield. It was only open for three months before an Order of change was rescinded by the post office. |
| Barclay | 1873-1955 | A Quaker community settled in 1872. |
| Camp Creek | 1873-1874 | |
| Delray | 1879 | The post office was open for ten months. |
| Dragoon | 1873-1900 | |
| Elk Creek | 1857-1858 1878-1880 |
The post office moved to Ridgeway in May 1858. It reopened in 1878 and closed in 1880. |
| Ellen | 1899-1900 | Ellen was about three miles south of Lyndon. |
| Fairfax/Lindale | 1869-1883 | The name changed from Lindale to Fairfax on March 6, 1871. |
| Farmersville | 1873-1879 | |
| Fountain | 1884-1900 | |
| Ino | 1899-1900 | |
| Kedron | 1871-1881 | |
| La Mont’s Hill | 1871-1887 | The post office moved to Vassar. |
| Maxson | 1882-1910 | |
| Michigan Valley | 1870-1967 | It once had a population of 200 and several businesses. |
| Onion Creek | 1869-1870 | The post office moved to Osage City. |
| Penfield | 1885-1888 | The post office was originally open for six months before an order of change was rescinded in February 1886. It was then moved to Aurora. It reopened the same year but closed in 1888 and moved to Olivet. |
| Peterton | 1876-1904 | A coal-mining town and a station on the Atchison, Topeka & Santa Fe Railroad four miles north of Osage City. |
| Pop Corn | 1874-1890 | |
| Richardson | 1855-1874 | At or near 110 Station on the Santa Fe Trail. |
| Ridgeway | 1858-1900 | The post office moved from Elk Creek. It is one of the historic early day towns, but after being missed by the railroads it dwindled. |
| Rosemont | 1887-1913 | Founded in 1887, the post office moved from Weaver. Having big plans, town founders sent a flyer across the country with glowing descriptions and a promise of employment for 500 men in two years. At its peak, it was a station on the Missouri Pacific Railroad, had a newspaper, town hall, a church, a school, and a long two-story building with five large stores downstairs and a hotel with 24 rooms upstairs. In February 1906, the large main building burned to the ground. Soon, a large general store replaced the building. In 1910, Rosemont was still a station on the Missouri Pacific Railroad, had telegraph and express offices, a post office, and a population of 22. The general store closed in 1928. Rosemont was located 19 miles southeast of Lyndon. |
| Stormont | 1881-1887 | |
| Superior | 1859-1862 | Superior was the first town and the county seat in what was then Weller County. South of Burlingame. |
| Swan River | 1869 | The post office was only open for four months. |
| Swansea | 1882-1884 | |
| Trust | 1870 | The post office was only open for three months. |
| Union | 1874-1900 | |
| Valley Brook | 1869-1890 | |
| Walton | 1858-1864 | |
| Weaver | 1882-1887 | The post office moved to Rosemont. |
© Kathy Alexander/Legends of Kansas, July 2022.
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