1. Sephora: This popular beauty retailer offers an extensive selection of designer and niche fragrances from around the world.

2. FragranceNet: Known for its discounts, FragranceNet stocks a wide variety of designer brands and unique scents.

3. Ulta Beauty: In addition to makeup and skincare products, Ulta has a wide array of fragrances from popular designers to suit any preference.

4. Nordstrom: With a luxurious fragrance department, Nordstrom features both designer and indie scents as well as a curated selection of niche brands.

5. Scentbird: A subscription-based service, users can sample high-quality perfumes each month before deciding on their favorite.

6. Luckyscent: A top destination for niche fragrances, this website offers detailed descriptions, reviews, and samples to help customers find their perfect scent.

7. Perfume.com: Known for affordability, Perfume.com carries an extensive range of scents from luxury designers at competitive prices.

8. Neiman Marcus: With an upscale reputation, Neiman Marcus offers an impressive selection of luxury fragrances from top designers.

9. Bloomingdale’s: This department store features a diverse selection of fragrances ranging from designer classics to the latest releases.

10. The Perfume Spot: Promising genuine designer brands at discounted prices, The Perfume Spot’s catalog includes both popular and hard-to-find fragrances.

11. Beauty Encounter: Offering authentic designer scents at affordable prices, Beauty Encounter also has a selection of vintage and discontinued perfumes.

12. Notino: Carrying both designer and niche brands, Notino provides in-depth product descriptions to help you navigate its extensive fragrance offerings.

13. Barneys New York: This luxury retailer stocks carefully curated niche fragrances alongside popular designer scents in their fragrance department.

14. Twisted Lily: Specializing in niche and artisanal fragrances, Twisted Lily offers curated collections as well as individual samples to tempt your olfactory senses.

15. MaxAroma: With fast shipping and competitive prices, MaxAroma provides a large selection of authentic designer fragrances and unique niche scents.

16. 99Perfume: Offering discounts on authentic designer perfumes, 99Perfume also stocks a variety of uncommon scents, making it great for those searching for something new.

17. Saks Fifth Avenue: A popular luxury retailer, the fragrance department at Saks has an elegant selection of premium designer scents as well as exclusive collections.

18. Osmology: Focused on niche fragrances from independent brands, Osmology provides the opportunity to explore new, innovative scents with the help of detailed descriptions and reviews.