[UK-CONTEST] RSGB 21 / 28MHz Contests 2006

[David Ferrington]

Forgive a newbie question, but this contest requires:

Exchange: RST + serial number. UK stations will also send their two-letter
district code.

What is the 2 letter district code, please?

-- 
Too many parents make life hard for their children by trying, too
zealously, to make it easy for them.
-Johann Wolfgang von Goethe, poet, dramatist, novelist,
and philosopher (1749-1832)