Beginning Credits:
346x
On J. J. Abrams Coffee Cup:
433u
On a Audience Member.
283H – thx john.

Those might be Longitude and Latitude, so, and you get somewhere north of Baghdad:
http://maps.google.com/maps?ie=UTF8&ll=34.6,43.3&spn=10.735985,23.291016&z=7

If you flip the numbers, you get the Black Sea, above Turkey.
http://maps.google.com/maps?ie=UTF8&ll=43.3,34.6&spn=10.735985,23.291016&z=7

I guess we will see if I am correct.