All nonimmigrant visa applicants worldwide must use the online DS-160 Nonimmigrant Visa Application Form, including individuals applying for a K visa.
Note: DS-160 is not required when, prior to October 7, 2013 in any of the following situations:
- If the K visa applicant is already scheduled for an interview.
- The K visa applicant has already been interviewed and has been requested to submit additional documentation or is pending administrative processing.
- The K visa applicant has already submitted a valid, signed, unexpired DS-156, DS-156K and/or DS-230 or received instructions to do so.
DS-160 Link------- https://ceac.state.gov/genniv/
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For more info regarding this form, please visit http://travel.state.gov/visa/forms/forms_4401.html
Credits: Travel.State.Gov.
A Service of the Bureau of Consular Affairs
U.S. Department of State
Website: http://travel.state.gov/visa/forms/forms_4401.html