Here are some of the top online African grocery stores in the US:

1. AfriCart: AfriCart is an online marketplace that offers a wide range of African groceries and other products. The website offers a convenient and user-friendly shopping experience, with fast and reliable shipping to many countries around the world.
2. Jumia: Jumia is the largest e-commerce platform in Africa, and it offers a wide range of African groceries and other products. The website has a convenient app, so you can shop for your groceries on the go.
3. Konga: Konga is another popular online marketplace for African groceries. The website offers a wide range of products, including groceries, electronics, and home goods. Konga also has a user-friendly website and offers convenient payment options.
4. Afro World Market: Afro World Market offers online ordering for their wide range of African groceries and other products. The website is easy to navigate and offers fast and reliable shipping to many parts of the US.
5. African Foods and Spices: African Foods and Spices offers online ordering for their wide range of African groceries and other products. The website is easy to use and offers a convenient shopping experience.

Overall, these are some of the top online African grocery stores in the US. With a wide range of products, convenient shopping options, and fast and reliable shipping, these stores make it easy and convenient to shop for African groceries from the comfort of your own home.