Berkelium has been named after Berkeley,CA
There is not a city in CA named Holloweentown. There is not a city in CA named Halloweentown either.
Californium
Surfer Claude Horan named steamer lane the surf spot in Santa Cruz CA.
not oveious because he is not named in offical gazeted
exactly 32 in America
not oveious because he is not named in offical gazeted
Wendall Hammon, who the town of Hamonton, CA was named after.
5
Trinidad, CA Trinidad, CO Trinidad, Bolivia
Well, there's Berkelium, which was named after the city of Berkeley, CA (indirectly... it was actually named after the University of California at Berkeley, which was itself named after the city). That's about as close as it gets.
CA stands for cancer antigen. The 72-4 is probably the designation based on numbering different cancer antigens that were found.