Original: The largest Russian-speaking neighborhoods in the United States are found in Queens, Brooklyn, and Staten Island in New York City (specifically the Brighton Beach area of Brooklyn), parts of Los Angeles, particularly West Los Angeles and West Hollywood, and parts of Miami like Sunny Isles Beach.
Simplified: The largest Russian-speaking neighborhoods in the United States are found in Queens and Brooklyn, in New York City (specifically the Brighton Beach area of Brooklyn) and in Sunny Isles Beach, Florida.