Alyssa Pechman, also known to friends and loved ones as Allie Mayfield, has been reported missing, leaving her family and community overwhelmed with fear and unanswered questions. The 18-year-old was last seen on December 20, 2025, at her home in St. Charles, a place where she should have been safe and surrounded by familiarity. When Alyssa did not return or make contact, concern quickly turned into alarm. Those closest to her describe her as kind, gentle, and full of potential, making her sudden disappearance even more difficult to comprehend. As hours turned into days, the absence of any clear information has deepened the anguish felt by her family, who are desperately hoping for her safe return. Each passing moment without answers intensifies their worry, yet they continue to hold onto hope that Alyssa will be found and brought back home.

Alyssa is described as having blonde hair and blue eyes, standing approximately 5’4” tall and weighing around 100 pounds. At the time she was last seen, she was wearing a gray sweatshirt and blue pants. Investigators have confirmed that her phone last pinged near the Galleria, and there have been unconfirmed possible sightings reported in downtown St. Louis. Despite these leads, her current whereabouts remain unknown. Law enforcement continues to follow up on tips, review surveillance footage, and piece together a timeline in an effort to locate her. Community members are urged to remain vigilant and to report anything that may seem out of place. Even the smallest detail—something that might appear insignificant—could be the crucial piece that helps authorities understand what happened and where Alyssa may be now.

The emotional toll on Alyssa’s family is profound, as they wait anxiously for any news that could lead them closer to her. They are pleading with the public for help, emphasizing that every share, every conversation, and every tip matters. If you have seen Alyssa Pechman, know of her whereabouts, or have any information at all related to her disappearance, please contact the St. Charles City Police Department immediately. Time is critical in missing person cases, and community involvement can make all the difference. By spreading awareness and staying alert, the public can play a vital role in helping bring Alyssa home safely, where she belongs, surrounded by those who love her.