If you live in or near a coastal area, especially in Louisiana, Mississippi, or Texas, local markets are the best place to find fresh (never frozen) gumbo crabs.
: Carries "John’s Seafood Gumbo Crabs," often available at a competitive price point for home cooks.
For those outside the Gulf South, online specialty markets are the most reliable way to secure authentic gumbo crabs. These retailers typically ship them frozen in insulated coolers with dry ice.