Michele Hansen

https://www.samsclub.com/content/club-pickup https://twitter.com/robroy90/status/1252635770973806593

https://www.loblaws.ca/store-locator https://twitter.com/cmcconomy/status/1251160636949553155

https://lifehacker.com/get-notified-when-a-grocery-pickup-slot-is-available-1842966069

https://www.jumbo.com/INTERSHOP/web/WFS/Jumbo-Grocery-Site/nl_NL/-/EUR/ViewPUPSelection-ViewStoreFinder?PUPSelection=true

Publix

3

https://www.publix.com/shop-online

Fairway Markets

1

https://twitter.com/debwassel/status/1249107767060828161

Slot selection is last step of checkout before payment. https://wildforkfoods.com/pages/checkout

Giant/Stop and Shop (Peapod)

2

https://giantfood.com/shop-online/peapod/

Luckys

1

Uses Instacart! https://www.luckysupermarkets.com/home-delivery

Press releases say they do curbside but can't find a link. https://schnucksdelivers.com/