Knox County Knox County Clerk Courthouse Edina, MO 63537 (816) 397-2184 Cities: Baring Edina Hurdland Knox City Newark Novelty Plevna Northeast Missouri Library Service Knox County Branch 120 S. Main Edina, MO 63537-1427 Phone: 660-397-2460 Fax: 660-397-2460 Hours: M-F 8-12/12:30-5, Sa 8-12/12:30-4; Summer: M-F 8-12 /12:30-5, Sa 8-12