Please help!!! Pullet or Roo?

[destini4]

Please help me identify sexes on these chickens.

#1 did crow today
The others haven’t crowed yet they are all about 4.5-5 months old

 

[JedJackson]

All three are cockerels.

 

[sourland]

3 cockerels

 

[fluffycrow]

You've got three cockerels

 

[Saveria]

This emoji is reserved for this moment. I'm so sorry.

 

[Tookie]

Yes, all cockerels.