JC - I did. Here's what it says.....
184.108.40.206 os for 8820 on TurkCell. Multilanguage, including English.
BlackBerry Handheld Software v220.127.116.11 (Multilanguage)
Package Version: 18.104.22.168
* Applications: 22.214.171.124
* Software Platform: 126.96.36.199
* File name: 8820M_PBr4.5.0_rel52_PL188.8.131.52_A184.108.40.206_Turkcell .exe
* File size: 80.12MB
I don't want to use .52/.37 and I didn't see 220.127.116.11 for the 8820 anywhere (at least officially.... ;) )