Dawson's Creek was narrated in a "fake" small town called: "Capeside":

Actually, the serie was shooted in Willmington in North Caroline ( East Coast). 

Here a peer in Willmington:

The storyline was in the "Iconic" , amazing,warm and sunny Beverly Hills, Los Angeles in California ( West Coast, it also called the Golden Coast).

Now you can still go there and you can see the most Iconic Beverly Hills 90210 places like the Walsh house, The Peach Pit, The Beverly Highscool and my favorite the house on the beach.

Here the Walsh and then Branon house: