Originally Posted by DreamHigh

I had the same error, but I figured out the problem. Unfortunately, the Wyndham website does not like any non-numerical/non 5 digit/non-American zip/postal codes. I had a Canadian postal code, I switched to a random US-style zip code (rest of the address remained as-is) and the match went through immediately! Make sure to temporarily change on both Wyndham and Caesars!

Hope it works for you! Let us know how it goes!

Originally Posted by Low Roller

You are a freaking genius! It worked perfectly -Thanks!

Originally Posted by newuser86

Hero! Worked perfectly thanks.