Missing Brown Tabby with Red Collar

Male, Brown Tabby, slim, long tail, wearing a Red Spiked collar with an Air Tag attached that has been disabled by someone... His collar also has a Bell and name tag. He was let outside 7:30 AM on December 8th, and has not come home once. He normally comes home 4-5 times on average before being let inside for the night after dark. He was not home last night and has not responded to his name being called. He normally comes home immediately to his name being called.