K.P.H. - kilometers per hour (http://en.wikipedia.org/wiki/Kph)
D.L.L. - dynamically linked library, etc. (http://en.wikipedia.org/wiki/Dll)
G.T.K. - GIMP toolkit, commonly GTK+ (http://en.wikipedia.org/wiki/Gtk)
O.M.A. - Open mobile alliance, etc. (http://en.wikipedia.org/wiki/Oma)
M.B.C. - bunch of stuff (http://en.wikipedia.org/wiki/MBC)
T.C.M. - http://en.wikipedia.org/wiki/Tcm
J.C.N. - nothing
P.S.R. - nothing
D.T.A. - Don't trust anybody, etc. (http://en.wikipedia.org/wiki/DTA)
C.R.N. - Chromium Nitride, etc. (http://en.wikipedia.org/wiki/CRN)
S.B.C. - bunch of stuff (http://en.wikipedia.org/wiki/Sbc)
Maybe I'm just chasing nothing... I dunno.

EDIT: Interesting that one of the pages for DTA is the Detainee Treatment Act of 2005 regarding prisoners and interrogation techniques. Hm... Bree was pretty rough on Jonas during her interrogation... http://en.wikipedia.org/wiki/Detainee_Treatment_Act