Fashion dresses

1. Etsy - Etsy has a wide variety of vintage-inspired 1950s style dresses available from independent sellers. You can find both authentic vintage dresses as well as new reproductions.

2. ModCloth - ModCloth is a popular online retailer that carries a variety of retro and vintage-inspired clothing, including 1950s style dresses. They offer a range of sizes and styles to choose from.

3. Unique Vintage - Unique Vintage specializes in retro and vintage-inspired clothing, including a wide selection of 1950s style dresses. They offer a variety of sizes and styles to suit different tastes.

4. Pinup Girl Clothing - Pinup Girl Clothing offers a range of retro and vintage-inspired clothing, including 1950s style dresses. They have a variety of styles and sizes available, with a focus on classic pin-up and rockabilly looks.

5. Amazon - Amazon has a wide selection of 1950s style dresses available from various sellers. You can find both authentic vintage dresses as well as new reproductions in a range of sizes and styles.

6. Retro Stage - Retro Stage is an online retailer that specializes in vintage and retro clothing, including 1950s style dresses. They offer a variety of styles and sizes to choose from, with options for both casual and formal occasions.