Looking on the internet deeply has found these results:

on the end of month is the most popular phrase on the web.

on the end of the month 19 results on the web	on the end of month 11,500,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	MRS. KELLY, WHO OWNS THE FLAT WHERE THEY LIVE HAS SAID THAT THEY CAN STAY ON TILL THE END OF THE MONTH... Data are available up to the end of month 24. The Council of Ministers now has to take a quick decision on this at the end of this month. The Slovene Parliament will take a decision on ratification by the end of this month. Member States are stakeholders in this and will submit proposals on this by the end of the month. We're coming up on the end of the month, and I noticed that a lot of you guys are still working a lot of open cases. The ECB shall make available the end You decide on the end of the month, then the next month comes along.

on the end of the month

19 results on the web

on the end of month

11,500,000 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

MRS. KELLY, WHO OWNS THE FLAT WHERE THEY LIVE HAS SAID THAT THEY CAN STAY ON TILL THE END OF THE MONTH...
Data are available up to the end of month 24.
The Council of Ministers now has to take a quick decision on this at the end of this month.
The Slovene Parliament will take a decision on ratification by the end of this month.
Member States are stakeholders in this and will submit proposals on this by the end of the month.
We're coming up on the end of the month, and I noticed that a lot of you guys are still working a lot of open cases.
The ECB shall make available the end
You decide on the end of the month, then the next month comes along.