Sailor Boy.
The official answer to your question is the
AIP where you will find all you need in the En-route section. [The AIP is quite a way down the first page!]
I would tempt you also to have a look at
my site, where you will find almost all of the same information with added history etc.
For God's sake don't rely on mine for flight planning though!
[This message has been edited by EGCC Rwy 24 (edited 18 March 2001).]