It would be a kindness if you'd just send a short note to let me know who you are, and what your interests are. Thanks.
Detroit KOP Detroit Police Department
Los Angeles KFWB Warner Brothers
Los Angeles KFSG Four Square Gospel (Aimee Semple McPherson)
Phoenix KOOL "It's Cool in Phoenix"
Phoenix KTAR Keep Taking the Arizona Republican
San Diego KGB NOT owned by the Russians....
San Francisco KFOG (Where else?)
Tucson KVOA Voice Of Arizona
Tucson KOLD "It's Cold in Tucson"
There are, of course, many more, and I refer you to the continuing file of call letter origins: Origins. Maintained by Bob Nelson, this file now contains well over a thousand call signs and their meanings. Jump here: Origins