Hi, Kathryn. Those numbers are both actually for Mill Hill Glass Seed Beads. Here are links to both products:
https://www.embroidery.com/product.ec?productID=141854
https://www.embroidery.com/product.ec?productID=141875
~Heather
info@embroidery.com
08/03/20 01:12 pm MST
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Kathryn A.
Hello - I am looking for Mill House Petite Beads 00330 and 00557