Disneyland Paris have started releasing dates on their Facebook page which detail where Cast Members are going to be with the pin trading board.
Monday March 2nd will see them at Harrington's from 4pm to 5:30pm. Harrington's is on Main Street USA.
Harrington's location
Tuesday 3rd March will see the trading board at Flora's Unique Boutique from 4pm to 5:30pm. Flora's is on Main Street USA.
Flora's location
Wednesday March 4th will see the pin trading board at Constellations in Discoveryland.
Constellation's location
🚨LOCATION CHANGED TO THUNDER MESA MERCANTILE DUE TO WEATHER 🚨Thursday March 5th you'll be able to find the pin trading board at the Stroller rental location from 3pm to 4:30pm. This location is just to the right of the Main Street Station.
Stroller and wheelchair rental location
Friday 6th March, you can find the pin trading board at Thunder Mesa Mercantile in Frontierland from 4pm to 5:30pm.
Thunder Mesa Mercantile location
On Saturday 7th and Sunday 8th March the pin trading board can be found at Pueblo Trading Post from 10am to 5pm. Pueblo Trading Post is in Frontierland.
Pueblo Trading Post location