The Orange County Immigration Attorney can assist you in navigating the family-based immigration petition process. Under California law, some people can use a relatively easy process called Summary Dissolution to end their marriage.If you are married to an US citizen you can file I485 based on an I130form in order to adjust your status and obtain legal residency (greencard). Immigration family based petition attorney offers a FREE CONSULTATION at 714-971-8000. Family Law matters for Orange County are filed at the Lamoreaux Justice Center, 341 The City Drive South, 7th Floor, Orange, CA 92683-4593. Couples must complete their marriage application online prior to visiting any of our offices. Family Law matters for Orange County are filed at the Lamoreaux Justice Center, 341 The City Drive South, 7th Floor, Orange, CA 92683-4593. Couples can submit their application for a marriage license online. Documents: There are several key documents that need to be turned in and filled out in a divorce. Step 1: Apply for a Temporary Restraining Order (TRO).