| | December 29, 1972 - January 11, 1974: Time In A Bottle - Jim Croce |
| | January 12 - January 18: The Joker - Steve Miller Band |
| | January 19 - January 25: Show And Tell - Al Wilson |
| | January 26 - February 1: You're Sixteen - Ringo Starr |
| | February 2 - February 8: The Way We Were - Barbra Streisand |
| | February 9 - March 1: Love's Theme - Love Unlimited Orchestra |
| | March 2 - March 22: Seasons in the Sun - Terry Jacks |
| | March 23 - March 29: Dark Lady - Cher |
| | March 30 - April 5: Sunshine On My Shoulders - John Denver |
| | April 6 - April 12: Hooked On A Feeling - Blue Swede |
| | April 13 - April 19: Bennie And The Jets - Elton John |
| | April 20 - May 3: TSOP (The Sound of Philadelphia) - MFSB featuring The Three Degrees |
| | May 4 - May 17: The Loco-Motion - Grand Funk |
| | May 18 - June 7: The Streak - Ray Stevens |
| | June 8 - June 14: Band On The Run - Paul McCartney & Wings |
| | June 15 - June 28: Billy, Don't Be A Hero - Paper Lace |
| | June 29 - July 5: Sundown - Gordon Lightfoot |
| | July 6 - July 12: Rock The Boat - The Hues Corporation |
| | July 13 - July 26: Rock Your Baby - George McCrae |
| | July 27 - August 9: Annie's Song - John Denver |
| | August 10 - August 16: Feel Like Makin' Love - Roberta Flack |
| | August 17 - August 23: The Night Chicago Died - Paper Lace |
| | August 24 - September 13: (You're) Having My Baby - Paul Anka & Odia Coates |
| | September 14 - September 20: I Shot The Sheriff - Eric Clapton |
| | September 21 - September 27: Can't Get Enough Of Your Love, Babe - Barry White |
| | September 28 - October 4: Rock Me Gently - Andy Kim |
| | October 5 - October 18: I Honestly Love You - Olivia Newton-John |
| | October 19 - October 25: Nothing From Nothing - Billy Preston |
| | October 26 - November 1: Then Came You - Dionne Warwick & The Spinners |
| | November 2 - November 15: You Ain't Seen Nothing Yet - Bachman-Turner Overdrive |
| | November 16 - November 22: Whatever Gets You Thru The Night - John Lennon/Plastic Ono Band |
| | November 23 - December 6: I Can Help - Billy Swan |
| | December 7 - December 20: Kung Fu Fighting - Carl Douglas |
| | December 21 - December 27: Cat's In The Cradle - Harry Chapin |
| | December 28, 1974 - January 3, 1975: Angie Baby - Helen Reddy |