Maybe they’ve been added since you looked, but there are two Beecher’s-related cheeses listed for Seattle [1][2]. You have to click the number next to the Seattle dog to see the complete list of dishes that includes them.

And not to pile on, but the Seattle dog is definitely popular and somewhat ubiquitous to the point it’s common to find cream cheese next to the other condiments at backyard barbecues.

[1] https://www.tasteatlas.com/beechers-flagship

[2] https://www.tasteatlas.com/marco-polo/