MyCases

MCT · California Service Center

California
A number range CSC has been using in recent years for I-539 and related filings.
Forms this center commonly processes
I-539 · Application to Extend/Change Nonimmigrant Status
Extends or changes a nonimmigrant status inside the U.S. (for example H-4, L-2, B-1/B-2, F-1, O-3).
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About this information
  • · MyCases is an independent product and is not affiliated with USCIS or any US government agency.
  • · Information comes from publicly available USCIS channels.
  • · It is informational only — not legal advice, and not a prediction of approval or timing.
  • · Official written notices and USCIS records control.