What everyone said.

Often you can quickly figure it out graphically by noting the alignment
of the runways. The sectors will often map to the runway alignment in
an easily discerned way.



AliR wrote:
I can never get this right!
When the airport list's it's approach freq like this
123.75 (320-152)
119.9 (153-319)

does that mean that I should call 123.75 if my heading is between 320 and
152 or the opposite?

AliR