| ID | Interpret | Skladba | Album | |
| 121. | Microsoft TechNet Team | TechNet Radio - September 16th, 2008 | TechNet Radio |  |
| 122. | Real America Radio | Real America Radio - September 8, 2009 | | |
| 123. | RapidIO Trade Association | RapidIO Radio Episode 3 September 2006 x1 | RapidIO podcast | |
| 124. | Real America Radio | Real America Radio - September 8, 2009 | | |
| 125. | Mike Yuhas/Eric Corley | Radio Free Weekend, September 5, 1981 | Radio Free Weekend | |
| 126. | Skyline Radio - Mark Ashton | Skyline Radio - September 15th 1983 | | |
| 127. | Dr. Richard Bartlett | Dr. Richard Bartlett, September 15, 2004 Radio Show | Unknown Album | |
| 128. | billmarlette | The BigFoot Live Radio Show-55 5 September 2007 | BigFoot Live | |
| 129. | DJ Kompact feat. Thaiman | Live @ DK Mixshow, Radio FM4, September 27th 2008 | | |
| 130. | John Justin and Jay | KOPN Tech Radio Broadcast September 26 2005 | KOPN Tech Radio 2005 Series | |
| 131. | billmarlette | The BigFoot Live Radio Show-57 19 September 2007 | BigFoot Live | |
| 132. | Paul Riismandel | mediageek 19 September 2008: Neighborhood Public Radio | mediageek radioshow | |
| 133. | Dr. Richard Bartlett | Dr. Richard Bartlett, September 15, 2004 Radio Show | Unknown Album | |
| 134. | CBC Radio Editor's Choice | CBC Radio: Editor's Choice - September 23rd: Musical After-Effects | CBC Radio: Editor's Choice - September 23rd: Musical After-Effects | |
| 135. | Randy Now | Randy Now's Capital Garage Radio Show September 26, 2007 | Randy Now's Capital Garage Radio Show | |
| 136. | Chicago Public Radio | Chicago Public Radio City Room - September 2006 | | |
| 137. | Randy Now | Randy Now's Capital Garage Radio Show September 26, 2007 | Randy Now's Capital Garage Radio Show | |
| 138. | Chicago Public Radio | Chicago Public Radio City Room - September 2006 | | |
| 139. | Hannah Sassaman, Prometheus Radio Project | Community Radio Collage for WPEB Meeting, September 2006, Version 2 | | |
| 140. | Smart Shelter Foundation | Martijn Schildkamp op Radio 538, 20 september 2005, 16:45 uur. Uitzending Ruud de Wild. | | |
| 141. | RED MARTIAN | OBSERVER | Little Hopes 7 inch 2000 |  |
| 142. | Haggard | The Observer | 2004 - Eppur Si Muove |  |
| 143. | Lo;Rise | Observer | Defected Prsnt Charles Webster | |
| 144. | Brazos | The Observer | WOXY.com Lounge Acts: SXSW 2009 | |
| 145. | Haggard | The Observer | Eppur Si Muove | |
| 146. | Frank Molder | Space Observer | Come With Me | |
| 147. | Frank Molder | Space Observer | Come With Me | |
| 148. | Iszi Lawrence & Simon Dunn | Independent vs Observer | Sundays Supplement | |
| 149. | mixed by aaa | eta mix - tribute to international observer | myspace.com/aaazzi | |
| 150. | Cephalic Carnage | Observer to the Obliteration of Planet Earth | Exploiting Dysfunction | |
