Bureau of Vital Records,
ATTN Putative Father Registry,
P.O. Box 570,
Jefferson City, MO., 65102-0570.
Tel: 573-522-3233.
573-751-6400.
Filing deadline appears to be 15 days after birth, or if the mother misleads or defrauds the father, 15 days after discovering the fraud or misrepresentation. Registration constitutes an "Intent to Claim Paternity." One may file before the birth. A man should file if "may" be a father.
See also: http://www.dhss.mo.gov/BirthAndDeathRecords/PutativeFatherRegistryPamphlet04.pdf

