I found with both my kids this was the case. Always and only the boob.
In the end I co- slept with both of them so feeding would be easy and I could get the maximum sleep. Plus it's lovely to cuddle them.
Obviously it's not for everyone but, wanted to let you know you are definitely not alone.
Goodluck, I hope you get some sleep soon.

Eta- they do get there, ds started sleeping though at about 11 months. Dd... Well that's another story