On April 21, 2016, USCIS initiated letting requesters who filed Form I-129, Petition for a Non-immigrant Worker, requesting a status extension or change of employer to submit an inquiry after their petition has been waiting for 210 days or more.
To submit an inquiry, petitioners may call the National Customer Service Center at 1-800-375-5283, (TTD for deaf and hard of hearing: 1-800-767-1833) provide the receipt number of the case, and specify that the case has been pending for 210 days or more.
