Golden State, meaning "California", could play in San Diego. It's all Cali. Football, being a less frequently played venue, would still be accurate if they had to camp a few games home in Hartford in addition to Beantown.
And, if you're from Oakland, I apologize ahead of time with regards to you as a fan of Oakland sports in my other blog posts. Just business, nothing personal.
Decades ago, these teams laid a bigger claim. Throughout my blog I've thrown around other geographically expanded names, like:
North Coast, Great Lakes, North Shore, West Coast, East Coast, Midlakes, Southlake, Northland, Southland, Eastland, Coastal Run to include more cities in some of the big leagues AS A SHARED TRAVEL-TAG-TEAM like Nashville, Charlotte, Portland, Las Vegas, New Orleans, Monterrey (Mexico) and on and on.
Coast to coast, covering bigger chunks.