VisitKorea says Paldo Dried Fish in Baegun Market is the real "Sang-woo's fish shop", run by Sang-woo's mother in the show, where Gi-hun stops by. YTN and Dobong-gu name the same shop.
Hanryu Times reports that Sang-woo and Gi-hun share vending-machine coffee in front of Dobong Central Church. The vending machine has since gone. A second source has not confirmed this stop yet.
Squid Game: CU convenience store, Ssangmun Uicheon branch
DramaSsangmun-dong, Seoul
VisitSeoul and Korea.net say Gi-hun and Oh Il-nam meet again here, drinking soju with an instant-noodle snack. Hanryu Times reports the scene took four days to film.