Politician
Politician
Seal clubber
Speed camera operative
And did I mention politician!
Top of the list might at one time have been wheel clampers, but they're now outlawed.
Really though, I'm not sure why there's the hate for call centre operatives. It's an absolutely bloody awful job, and the people doing it you can be sure would vastly prefer to be working in say, the back office. I'll guess it's more down to people hating call centres in general and having to go through them.