Eren Kendall Nance has been missing since July 7.
A family member said Nance, 41, Ada, was last seen outside a government services building on Lonnie Abbott Blvd.
“(Chickasaw Nation Lighthorse Police are) questioning everyone around the area that he’s acquainted with but we have no leads,” the family member said.
She said Nance is Native American, 5 feet 8 inches, and weighs 150 pounds with brown eyes and hair.
“If anyone knows where he is or has seen him since July 7, Lighthorse would like to know,” she said.
Nance has lived in Ada all his life.
“It’s like he just disappeared,” the family member said.
Chickasaw Nation Lighthorse Officer Christopher Crow said Nance travels mostly on foot.
“We’ve checked all the areas that he normally stays in,” Crow said.
He said anyone with information on Nance’s whereabouts can phone Chickasaw Nation Lighthorse Police at (580) 436-1166.