July 17 || @ Reds || 2–1 || Jim Lonborg (8–7) || Jack Billingham (13–6) || None || 19,549 || 42–50 |- style="background:#fbb" | 93 || July 18 || @ Reds || 3–7 || Tom Hall (6–4) || Steve Carlton (9–10) || Clay Carroll (7) || 17,429 || 42–51 |- style="background:#bfb" | 94 || July 20 || @ Braves || 6–4 || Wayne Twitchell (8–3) || Phil Niekro (9–5) || Dick Ruthven (1) || 9,231 || 43–51 |- style="background:#bfb" | 95 || July 21 || @ Braves || 8–4 || Ken Brett (9–3) || Ron Schueler (5–5) || Bucky Brandon (1) || 16,236 || 44–51 |- style="background:#bfb" | 96 || July 22 (1) || @ Braves || 6–5 || Dick Ruthven (4–8) || Max León (0–1) || None || see 2nd game || 45–51 |- style="background:#bfb" | 97 || July 22 (2) || @ Braves || 5–1 || Jim Lonborg (9–7) || Carl Morton (8–7) || Bucky Brandon (2) || 18,788 || 46–51 |- style="background:#bbcaff;" | – || July 24 ||colspan="7" |1973 Major League Baseball All-Star Game at Royals Stadium in Kansas City |- style="background:#fbb" | 98 || July 26 (1) || Expos || 0–4 || Steve Rogers (1–0) || Steve Carlton (9–11) || None || see 2nd game || 46–52 |- style="background:#fbb" | 99 || July 26 (2) || Expos || 1–5 || Steve Renko (10–6) || Ken Brett (9–4) || Mike Marshall (19) || 34,459 || 46–53 |- style="background:#fbb" | 100 || July 27 || Expos || 4–5 || Tom Walker (4–4) || Bucky Brandon (1–3) || Mike Marshall (20) || 18,254 || 46–54 |- style="background:#bfb" | 101 || July 28 || @ Pirates || 5–0 || Wayne Twitchell (9–3) || Jim Rooker (4–3) || None || 14,630 || 47–54 |- style="background:#fbb" | 102 || July 29 (1) || @ Pirates || 2–5 || Ramón Hernández (3–2) || Dick Ruthven (4–9) || None || see 2nd game || 47–55 |- style="background:#fbb" | 103 || July 29 (2) || @ Pirates || 2–5 || Luke Walker (7–8) || Barry Lersch (2–6) || Dave Giusti (13) || 26,947 || 47–56 |- style="background:#bfb" | 104 || July 30 || @ Pirates || 1–0 || Steve Carlton (10–11) || Bob Moose (6–10) || None || 17,220 || 48–56 |- style="background:#fbb" | 105 || July 31 (1) || Cubs || 3–4 || Ferguson Jenkins (10–9) || Jim Lonborg (9–8) || Bob Locker (10)