| ID | Interpret | Skladba | Album | |
| 31. | Kelly D. Brownell, David S. Ludwig | The Rudd Report: The Glycemic Index | Yale University |  |
| 32. | Fred Waring | O.K. Oklahoma | Live radio broadcast | |
| 33. | Elvin Bishop | Oklahoma | The Blues Rolls On | |
| 34. | Cross Canadian Ragweed | Oklahoma | MF Jam - Steamboat 2007 |   |
| 35. | Cross Canadian Ragweed | Oklahoma | Steamboat Live - 2007 | |
| 36. | Dan Bern | Oklahoma | Falcon Ridge Folk Festival | |
| 37. | Wallis Bird | Oklahoma | | |
| 38. | Darkest Hour | Oklahoma | Hidden Hands of A Sadist Natio | |
| 39. | garmonbozia | oklahoma | 2000 | |
| 40. | Oklahoma State University Cowboy Marching Band | Oklahoma | 2006 OSU Cowboy Marching Band | |
| 41. | Business Intelligence Network | Gauging Your Firm's Leadership Culture Index | Audio Article | |
| 42. | Nine Days | Oklahoma City | | |
| 43. | Nine Days | Oklahoma City | | |
| 44. | Springsteen, Bruce | My Oklahoma Home | The Seeger Sessions | |
| 45. | 2007 Ozark Generals Baseball | Oklahoma A's @ Generals - 06/22/07 | 06/22/07 (C) WebSportsRadio | |
| 46. | Cross Canadian Ragweed | Boys From Oklahoma | Steamboat Live - 2007 | |
| 47. | Cagley, Black, Schaefer, and N | Oklahoma Redbird | Hot Pickin and Cool Tunes | |
| 48. | Eli Young Band | Oklahoma Girl | Steamboat Live - 2007 | |
| 49. | Behind The Mike | The Lady From Oklahoma | 02/09/41, episode 21 | |
| 50. | Generals Baseball | Oklahoma @ Ozark 06/10/06 | (c) WebSports Radio | |
| 51. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 52. | Mark Yeandle interviewed by Alexander Osterwalder | Mark Yeandle on the Global Financial Centres Index | podcast series privatebankinginnovation.com | |
| 53. | Gene S. | AMIR Crackpot Index: Alternative Medicine Version | http://www.theshallowgenepool.com/podcast amir.htm | |
| 54. | Alex Wunschel | Blick 151 auf ÖVP iReport : Social Media Index : Köbberling | Tellerrand | |
| 55. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show | |
| 56. | Chris Scott | 150 UK Wine Show 150 Kive-ex and index with James Miles | UK Wine Show | |
| 57. | Mark Ragsdale, Recdist (6S/M) | October Oklahoma Thunderstrom | Mark Ragsdale Ambient Series 1 | |
| 58. | Joel Rafael Band | Talking Oklahoma Hills | Woodeye | |
| 59. | Triple Crown Sound | Cane Field,Wind,Birds - light, constant wind blow. Background bird song. | Sounddogs.com | |
| 60. | August 2003 | 1140 KVSP/Oklahoma City, OK | Contributor: Monte Johnson | |
