What is the phone number for oklahoma unemployment? Oklahoma Unemployment Customer Service Phone Number. The Customer Service Phone Number of Oklahoma Unemployment is: 525-1500, +1-800-555-1554. Oklahoma Unemployment also known as OESC (Oklahoma Employment Security Commission) that takes the responsibility to provide employment services to the Oklahoma citizens.How do you contact unemployment? The best way to reach the Department of Unemployment Assistance (DUA) is by phone. Our main Call Center can be reached at (877) 626-6800 from 8:30 a.m. to 4:30 p.m., Monday through Friday. Multilingual call agents are available. Other UI phone numbers that may be helpful:How do you file for unemployment in oklahoma? How to File for Unemployment in Oklahoma. The commission office can be reached via telephone at 405-525-1500 or online at https://unemployment.state.ok.us/. To apply for unemployment benefits, check your eligibility, obtain the necessary documents, and submit your unemployment benefits application.Where is the unemployment office in oklahoma? You can also call Oklahoma unemployment service center by the following phone numbers: Inside the OKC calling area 525-1500. Outside the Oklahoma City calling area 1-800-555-1554. Send mail to Oklahoma unemployment service center by the address: PO Box 52006