There is a way, You need to be in a direct message between you and the page first. Then make sure all applications on your computer are closed and not running. Just leave facebook and the message box open. Make sure you got at least one reply. You need that reply so you can find the ip address. Next, open DOS on your computer, (if you have it,),
Leaving the facebook chat open and everything else closed that uses the internet, you will now be able to find out the exact ip address of the admin. Lets start from the beginning shal we. lol: 

If you want to know the IP address of a specific
person on facebook or orkut or any chat service,
there is only one way: Just invite or ping him for a
chat and while chat is ON open ‘Command Prompt‘
on your PC (Start >Run>cmd).

[Note: before trying this make sure you close all the
other tabs in your browser. and only facebook is
open. also if possible delete all the history and
cache from your browser.]

Now the next step that you have to do for this
facebook trick is opens the command prompt Type
the following command and hit Enter.

The Next PC Trick is to trace that user using his IP
To do this facebook tricks we will be using IP tracer
service. For this Go to the following address : http:// and paste the IP
address in the box that says “look up this ip or
website”. and it will show you the location of the
user. It will show you all the information about that
user along with his ISP and a
Location in the MAP.
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