5815: UNID station (presumingly Orion Radio) @ 08.03. SINPO 44233.

6220: Mystery Radio @ 07.33. SINPO 34444.

6300: UNID station @ 11.00. SINPO 44444. Strong signal.

6304,90: Radio Black Power @ 07.18. SINPO 34333.

6305: Radio Malaisy @ 15.50. SINPO 55555.

6307: UNID station @ 08.35. SINPO 33232. Some utility interference and noise here.
Here is the recording:
http://www.radio.strefa.pl/6307kHz-27-09-2009.MP3

6324,90: UNID station @ 11.09. SINPO 13111. Barely audible over the noise here.

6325: Radio Lowland @ 18.28. SINPO 33333. Giving out ID and e-mail address. Signing off at 18.46 UTC.

6870: Playback International/Mystery Radio @ 07.34. SINPO 44333.

7550,50: Radio Amica @ 07.21. SINPO 44444.