I know lots of people with cockerels, who have constant complaints from neighbours about the din. We are situated down a farm track from where my hens are, but they are very near two farmhouses, and two barn conversions - my hens were there before the two conversions. We are out in the country, no other houses nearby though.
I have, er .....well, numerous cockerels of various breeds around. No one has actually put in a formal complaint yet, and not sure it would be upheld, as we are a registered smallholding, and as such can keep livestock, noisy or not!!! Although the house next door had family visiting, and of the visitors came and asked exactly how many cockerels I had. I was a bit vague and said 4 ......