Founded in 1867, Montgomery County is one of 105 counties in the state of Kansas. Historically, Montgomery County was formed from Wilson County. The city of Independence is the county seat. With FIPS code of 125, Montgomery County has a population of 31,156 and area of 645 square miles (1,671 km2).
List of all cities in Montgomery County, KS alphabetically
| City/Town | Postal Code | Area Code |
| Angola, KS | 67337 | 620 |
| Caney, KS | 67333 | 620 |
| Cherryvale, KS | 67335 | 620 |
| Coffeyville, KS | 67337 | 620 |
| Dearing, KS | 67340 | 620 |
| Elk City, KS | 67344 | 620 |
| Havana, KS | 67347 | 620 |
| Independence, KS | 67301 | 620 |
| Liberty, KS | 67351 | 620 |
| Sycamore, KS | 67363 | 620 |
| Tyro, KS | 67364 | 620 |