The Form I-129F is used for a number of purposes. It is used to petition to bring your fiancee (K1 Visa) and that person’s children to the U.S. for marriage to you amongst other applications. You search this website for more information.
It is can be also used to bring your spouse and that person’s children (K3 Visa and K4 visa, respectively) to the United States to complete processing for permanent resident status.
File Form I-129F at the USCIS Dallas Lockbox facility:
For U.S. Postal Service (USPS):
P.O. Box 660151
Dallas, TX 75266
For USPS Express Mail and courier deliveries:
2501 South State Highway 121 Business
Lewisville, TX 75067
- Filing Fee : $340. (There is no fee for petitions for K-3 status based on an immigrant petition filed by the same U.S. citizen.)