- source: Getty Thesaurus of Geographic Names
- source: Family History Library Catalog
- the text in this section is copied from an article in Wikipedia
New London is a city in Ralls County, United States at the intersection of US Route 61 and Missouri Route 19. The population was 974 at the 2010 census. It is the county seat of Ralls County.
New London is part of the Hannibal Micropolitan Statistical Area.