| Official |
|---|
| 1.2 | It's a Sin | 2:32 | Eddy Arnold and His Tennessee Plowboys | I Couldn't Believe It Was True / It's a Sin | Eddy Arnold and His Tennessee Plowboys | Single | | RCA Victor | 20-2241 |
| 1.2 | It's a Sin | ?:?? | Eddy Arnold and His Tennessee Plowboys | I Couldn't Believe It Was True / It's a Sin | Eddy Arnold and His Tennessee Plowboys | Single | | RCA Victor | 58-0039 |
| 1.2 | It's a Sin | ?:?? | Eddy Arnold, The Tennessee Plowboy and his Guitar | I Couldn't Believe It Was True / It's a Sin | Eddy Arnold, The Tennessee Plowboy and his Guitar | Single | | RCA Victor | 48-0198 |
| 1.2 | It’s a Sin | 2:26 | Eddy Arnold | Anytime | Eddy Arnold | Album | | RCA Victor | EPB-1224 |
| 2.4 | It's a Sin | 2:24 | Eddy Arnold | The History of Country Music: The Forties, Volume One | Various Artists | Album + Compilation | | Kenwest Records | KNEWCD 715 |
| 1.1 | It’s a Sin | 2:28 | Eddy Arnold | The Essential Eddy Arnold | Eddy Arnold | Album + Compilation | | BMG , RCA | BG2 66854 |
| 1.1 | It’s a Sin | 2:28 | Eddy Arnold | The Essential Eddy Arnold | Eddy Arnold | Album + Compilation | | RCA | 07863-66854-2 |
| 1.3 | It's a Sin | 2:28 | Eddy Arnold | Legendary Country Singers: Eddy Arnold | Eddy Arnold | Album + Compilation | | Time–Life Music | B990-16, TCD-654 |
| 1.21 | It’s a Sin | 2:25 | Eddy Arnold | The Tennessee Plowboy and His Guitar | Eddy Arnold | Album + Compilation | | Bear Family Records | BCD 15726 EI |
| 1.8 | It's a Sin | 2:28 | Eddy Arnold | Classic Country: 1941-1951 | Various Artists | Album + Compilation | | Sony Music Special Products | A 31258, A 31259 |
| 1.8 | It’s a Sin | 2:28 | Eddy Arnold | Classic Country: 1941-1951 | Various Artists | Album + Compilation | | Time–Life Music | R808-20 |
| 1.8 | It's a Sin | ?:?? | Eddy Arnold | Early Hits Of "The Tennessee Plowboy" | Eddy Arnold | Album + Compilation | | ASV, Living Era | CD AJA 5321 |
| 1.1 | It's A Sin | 2:28 | Eddy Arnold | RCA Country Legends | Eddy Arnold | Album + Compilation | | RCA | |
| 1.22 | It's A Sin | 2:25 | Eddy Arnold | Golden Greats: Greatest Country Hits | Various Artists | Album + Compilation | | Disky | MP 790152 |
| 1.12 | It’s a Sin | 2:26 | Eddy Arnold | Bouquet of Roses: Essential Collection | Eddy Arnold | Album + Compilation | | Dynamic | DYN 3533 |
| 1.9 | It's a Sin | 2:27 | Eddy Arnold | The Tennessee Plowboy: His 59 Finest 1944-1955 | Eddy Arnold | Album + Compilation | | Retrospective Records | |
| 1.2 | It's A Sin | 2:28 | Eddy Arnold | Dim Lights, Thick Smoke & Hillbilly Music: Country & Western Hit Parade - 1947 | Various Artists | Album + Compilation | | Bear Family Records | BCD 16952 AR |
| 1.10 | It's A Sin | 2:27 | Eddy Arnold | Collection, Volume 2: X | Eddy Arnold | Album + Compilation | | | |
| (unknown) |
|---|
| 1.12 | It’s a Sin | 2:23 | Eddy Arnold | Glen Campbell and Friends | Various Artists | | | | |