From January 3, 2023, the Istanbul Visa Application Center will resume providing services. The visa center only accepts visa applications from applicants and agencies who have completed the online form filling and appointment on the official website of the visa center. There is no need to make an appointment for the document authentication/legalization applications, and you can submit the application at the visa center during working hours.
Address of Visa Center:

Maslak Mah. Meydan Sokak. No.5 Spring Giz Plaza Kat: 14 D47-48 34398 Sariyer / Istanbul
Office hours:

Application submission time: 09:00-12:00

Payment and Delivery time: 09:00-12:00, 13:00-15:00