Here are some of the best websites to post free ads in the USA:

1. goroo Classifieds

• Website: https://gorooclassifieds.com/en-us
• Description: One of the most popular platforms for free classified ads in various categories such as jobs, housing, services, items for sale, and community events.

2. Facebook Marketplace

• Website: Facebook Marketplace
• Description: Allows users to list items for sale or post services for free. A great option for local advertising due to its large user base.

3. Oodle

• Website: Oodle
• Description: An online marketplace that aggregates classified ads from different sites and allows users to post their ads for free.

4. Geebo

• Website: Geebo
• Description: A user-friendly site that allows posting of ads in various categories like jobs, vehicles, services, and real estate, with an emphasis on safety and local communities.

5. ClassifiedAds.com

• Website: ClassifiedAds.com
• Description: Offers free ad posting for various categories such as vehicles, real estate, services, pets, and jobs. It is a straightforward platform with a wide reach.

6. Hoobly

• Website: Hoobly
• Description: A site that allows free posting of classified ads, primarily used for pets but also for a variety of other categories like vehicles, real estate, and services.

7. Locanto

• Website: Locanto
• Description: A free classified ad site where users can post ads in categories like jobs, services, community, and vehicles. It is popular in many local markets in the USA.

8. USA Today Classifieds

• Website: USA Today Classifieds
• Description: Offers free and paid advertising options for jobs, real estate, vehicles, and services with a broad national reach.

9. Recycler

• Website: Recycler
• Description: A popular classified ads website for selling cars, pets, real estate, and other items. It has a focus on connecting local buyers and sellers.

10. PennySaver USA

• Website: PennySaver USA
• Description: A platform for free classifieds that allows users to post ads for services, jobs, real estate, and items for sale.

11. OfferUp

• Website: OfferUp
• Description: A mobile-friendly marketplace where users can buy and sell locally. Great for quick listings and reaching local buyers.

12. Backpage

• Website: Backpage
• Description: A site known for local classified ads in various categories, similar to Craigslist, but has stricter moderation policies.

13. AmericanListed

• Website: AmericanListed
• Description: Offers free classified ads for buying and selling locally in categories such as vehicles, real estate, and services.

14. Yakaz

• Website: Yakaz
• Description: A classifieds search engine that allows users to post and find ads for jobs, housing, cars, and services across various locations.

15. FreeAdsTime

• Website: FreeAdsTime
• Description: Provides free ad postings in multiple categories, including jobs, real estate, services, and pets, with a local focus.