Citizenship Lawyer Florida | N-400 Naturalization | Fitenko LawU.S. citizenship lawyer in Florida — N-400 naturalization, eligibility, interview prep, civics test. Bilingual EN/RU. Flat-fee. (305) 315-3425. Home | Services | Blog | About | Contact Fitenko Law PLLC — Immigration Attorney, 600 Three Islands Blvd, Hallandale Beach, FL 33009. Call (305) 315-3425.