I dont see why not, I think you just have to have at least one thing ready to ship within a week. I have claimed eggs early for a holiday hatch, as long as the person your claiming from is able to ship when you want them.
Mine, milli3_ma3@yahoo
Swap page
https://www.backyardchickens.com/a/eggs-books-and-stuff
Only eggs available right now are EEs, due to previous orders/swaps and the broody bug