Koester, Missouri

Boyd Branch is a stream in Jefferson and St. Francois counties the U.S. state of Missouri. It is a tributary of Plattin Creek. The stream headwaters arise in northern St. Francis County approximately one mile northeast of Halifax at 38°01′15″N 90°27′59″W. It flows to the northeast into southern Jefferson County and its confluence with Plattin Creek at 38°03′37″N 90°25′23″W.Boyd Branch has the name of the original owner of the site.

Goose Creek Lake is an unincorporated community and census-designated place (CDP) in St. Francois and Ste. Genevieve counties, Missouri, United States. The community is built around a lake of the same name, a reservoir impounding Goose Creek, an east-flowing tributary of Fourche Du Clos and part of the Establishment Creek watershed leading to the Mississippi River. The community is in the northeast part of St. Francois County and extends east into the northwest part of Ste. Genevieve County. It is 3 miles (5 km) east of French Village, 15 miles (24 km) northeast of Bonne Terre, and 22 miles (35 km) west of Ste. Genevieve. The community was first listed as a CDP prior to the 2020 census.

Dry Fork is a stream in Jefferson, St. Francois and Ste. Genevieve counties in the U.S. state of Missouri. It is a tributary of Plattin Creek.The stream headwaters arise in eastern St. Francois County at 37°59′40″N 90°22′05″W at an elevation of about 1040 feet. The stream flows to the northeast into Ste. Genevieve County just north of the Goose Creek Lake community. The stream flows north through the west portion of Ste. Genevieve County and enters Jefferson County. It enters Plattin Creek just north of the Missouri Route T bridge at 38°05′42″N 90°23′51″W.Dry Fork was named for the fact it often runs dry.

Papin is an unincorporated community in Jefferson County, in the U.S. state of Missouri.The community has the name of the local Papin family.

Halifax is an unincorporated community in St. Francois County, in the U.S. state of Missouri.

Knorpp is an unincorporated community in Jefferson County, in the U.S. state of Missouri.

Flucom is an unincorporated community in southern Jefferson County, in the U.S. state of Missouri. The community is located on Plattin Creek approximately eight miles south of Festus. US Route 67 passes about two miles to the west.

Jacobs Creek is a stream in northeast St. Francois County in the U.S. state of Missouri. It is a tributary of Hazel Run. The stream headwaters arise along the south side of a mountain bearing the French Village fire lookout tower at an elevation of about 940 feet. The community of French Village is about two miles to the east on Missouri Route Y. The stream flows to the southwest for about three miles to its confluence with Hazel Run just northwest of the community of Hazel Run at an elevation of 738 feet.The source area is at 37°58′39″N 90°25′27″W and the confluence is at 37°57′13″N 90°27′57″W.Jacobs Creek has the name of Jacob Mostiller, the original owner of the site.

Valles Mines is an unincorporated community in southern Jefferson County, Missouri, United States. It is located approximately seven miles south of De Soto. It is located on Missouri Route V less than one mile west of U.S. Route 67. Joachim Creek flows past the north side of the community. The ZIP Code for Valles Mines is 63087.A post office called Valles Mines was established in 1826. The community is named after François Vallé, who established lead mines there in the 18th century.

Hazel Run is an unincorporated community in northeastern St. Francois County, in the U.S. state of Missouri. The community is located one-half mile south of Hazel Run creek and approximately five miles east-northeast of Bonne Terre.

Bouyer Creek is a stream in St. Francois County in the U.S. state of Missouri. It is a tributary of the Terre Bleue Creek. A variant name was "Boyers Run". The creek has the name of Boyer, a pioneer citizen.

Plattin Township is an inactive township in Jefferson County, in the U.S. state of Missouri.Plattin Township takes its name from Plattin Creek.