Wytwórnia jest dystrybuowana przez Chess Records , trwała tylko przez dwa lata, wydając 20 singli oraz trzy albumy. Była prekursorem wytwórni Philadelphia International, którą założyli w 1971 roku z Columbia Records. Neptune zawierał wydawnictwa takich artystów jak Jeanette „Baby” Washington , The O'Jays , The Three Degrees i Billy Paul , wszyscy, którzy później pojawili się w Philadelphia International. Największym hitem było pierwsze wydawnictwo wytwórni „ One Night Affair ” zespołu O'Jays (15. miejsce, R&B).
Katalog wytwórni
12 - The O'Jays - One Night Affair / There's Someone (Waiting Back Home) - 1969
13 - The Corner Boys & Friends - Gang War (Don't Make No Sense) / Take It Easy Soul Brother - 1969
14 - Bunny Sigler - Great Big Liar / Where Do The Lonely Go - 1969
15 - Bunny & Cindy - We're Only Human / Sure Didn't Take Long (For The News To Get Around) - 1969
16 - The Indigos - Taboo / I Love You (Je Vous Aime Oui Je Fais) - 1969
17 - Linda Jones - I'll Be Sweeter Tomorrow / That's When I'll Stop Loving You - 1969
18 - The O'Jays - Branded Bad / You're The Best Thing Since Candy - 1969
19 - The Vibrations - Expressway To Your Heart / Who's Gonna Help Me Now - 1969
20 - The O'Jays - Christmas Ain't Christmas, New Year's Ain't New Year's Without The One You Love / There's Someone Waiting (Back Home) - 1969
21 - The Vibrations - Smoke Signals / Who's Gonna Help Me Now - 1969
22 - The O'Jays - Deeper (In Love With You) / I've Got The Groove - 1969
23 - The Three Degrees - What I See / Reflections of Yesterday (Instrumental) - 1970
24 - Bunny Sigler and Cindy Scott - Conquer The World Together / We're Only Human - 1970
25 - Bunny Sigler - Don't Stop What You're Doing / Where Do The Lonely Go - 1970
26 - Linda Jones - Oh Baby You Move Me / Can You Blame Me - 1970
27 - Cupit - Trainman (Akiwawa) / Squeeze Your Knees - 1970
28 - The Vibrating Vibrations - Surprise Party For Baby / Right On Brother - Right On - 1970
29 - The New Direction - Ride My Carousel / Didn't We - 1970
30 - Billy Paul - Mrs. Robinson / Let's Fall In Love All Over - 1970
31 - The O'Jays - Looky Looky (Look At Me Girl) / Let Me In Your World - 1970
32 - The Indigos - Keep Our Love In Sunshine / Keep It In - 1970
33 - The O'Jays - Christmas Ain't Christmas, New Year's Ain't New Year's Without The One You Love / Just Can’t Get Enough - 1970
34 - ?
35 - New Direction - Feelin’ Good / ?
