Burbank is my closest service area, and garbage disposal repair in Burbank is easily one of my most frequent jobs. The run up through the Cahuenga Pass into Burbank is short — most Burbank calls I can be on-site in under 25 minutes. That matters when a disposal fails on the morning of a dinner or a holiday.
The Burbank housing stock is dominated by post-war ranch homes built between 1946 and 1965 (Magnolia Park, Rancho, most of the Chandler corridor), a big pocket of 1980s–2000s condos and townhomes near Downtown Burbank, and a growing number of small-lot new builds and Airbnb-style rentals across the Media District. Each of those groups has its own disposal patterns.
The post-war ranch homes still using original 1950s copper waste connections tend to have the same problems: leaks at the sink flange after 30–40 years of the plumber's putty drying out, and disposals that die from the inside because the household has been running them without enough cold water for decades. The condos are almost all wall-switched 1/2 HP Badgers that get replaced on roughly a 7–10 year cycle. The Media District rentals and Airbnbs are the wild card — I've seen every brand and every failure mode there.