Lincoln surmised that if the slaves in the Southern states were freed, then the Confederacy could no longer use them as laborers to support the army in the field, thus hindering the effectiveness of the Confederate war effort.
List of Zip Codes in Saint Louis, Missouri. Outlined below is a zip code list for Saint Louis. Select a zip code you are interested in to find zip code data on demographics, family, housing, education, transportation, and real estate. See the Saint Louis Zip Code Map. Zip Code 63101 Population: 1,989. Zip Code 63102 Population: 2,154.
Zip Code 63366 Description. Zip Code 63366 is located in the state of Missouri in the Saint Louis metro area. Zip code 63366 is primarily located in Saint Charles County. The official US Postal Service name for 63366 is O FALLON, Missouri.