Most of Posti service points and parcel lockers are inside partner businesses, such as shops, kiosks, and service stations, and are usually open according to the partners' opening hours. Please check Midsummer opening hours on each partner's website.
Posti's own shops in Helsinki, Espoo and Jyväskylä are
open until 6 p.m. on Thursday, June 20.
closed on Midsummer’s Eve and Midsummer’s Day, June 21-22.
View all locations and opening hours of Posti’s service points: https://www.posti.fi/en/service-points-on-map