Contact 240 1st Street NE PO Box 260,Primghar, Iowa 51245-0260 General: (712) 757-3415 or (712) 957-3415 Jail (712) 957-JAIL (5245) Fax: (712) 757-5445 sheriff@obriencounty.iowa.gov Want to leave a tip? Click here for our tip line.