Tammy Lynn Calligan, 53, was last seen in Oakland, California, on October 22, 2019. She is 5 feet 5 inches and about 130 pounds, with blonde hair, brown eyes, pierced ears and tattoos on her left ankle and on her shoulder. She is known to use several aliases, including Christina Tammy Mitchell and Tammy Lynn Mitchell.

Few details are available about the circumstances of her disappearance and authorities have not released significant leads. The case remains open with the Oakland Police Department.

If anyone has information about Tammy’s whereabouts or remembers seeing her in Oakland around October 22, 2019, please contact the Oakland Police Department.