| 19,000 | Aug 23, 2003 | New York Mets beat Los Angeles Dodgers 4–0 | Title change |
| 18,999 | Aug 22, 2003 | Los Angeles Dodgers beat New York Mets 2–1 | Defense |
| 18,998 | Aug 21, 2003 | Los Angeles Dodgers beat Montreal Expos 2–1 | Defense |
| 18,997 | Aug 20, 2003 | Los Angeles Dodgers beat Montreal Expos 4–1 | Title change |
| 18,996 | Aug 19, 2003 | Montreal Expos beat Los Angeles Dodgers 7–5 | Title change |
| 18,995 | Aug 17, 2003 | Los Angeles Dodgers beat Chicago Cubs 3–0 | Defense |
| 18,994 | Aug 16, 2003 | Los Angeles Dodgers beat Chicago Cubs 10–5 | Title change |
| 18,993 | Aug 15, 2003 | Chicago Cubs beat Los Angeles Dodgers 2–1 | Defense |
| 18,992 | Aug 14, 2003 | Chicago Cubs beat Houston Astros 7–1 | Defense |
| 18,991 | Aug 13, 2003 | Chicago Cubs beat Houston Astros 6–4 | Defense |
| 18,990 | Aug 12, 2003 | Chicago Cubs beat Houston Astros 3–0 | Title change |
| 18,989 | Aug 11, 2003 | Houston Astros beat Chicago Cubs 3–1 | Title change |
| 18,988 | Aug 10, 2003 | Chicago Cubs beat Los Angeles Dodgers 3–1 | Title change |
| 18,987 | Aug 9, 2003 | Los Angeles Dodgers beat Chicago Cubs 6–1 | Defense |
| 18,986 | Aug 8, 2003 | Los Angeles Dodgers beat Chicago Cubs 3–1 | Title change |
| 18,985 | Aug 7, 2003 | Chicago Cubs beat San Diego Padres 9–3 | Defense |
| 18,984 | Aug 6, 2003 | Chicago Cubs beat San Diego Padres 3–2 | Defense |
| 18,983 | Aug 5, 2003 | Chicago Cubs beat San Diego Padres 3–0 | Title change |
| 18,982 | Aug 3, 2003 | San Diego Padres beat Philadelphia Phillies 5–2 | Title change |
| 18,981 | Aug 2, 2003 | Philadelphia Phillies beat San Diego Padres 10–4 | Title change |
| 18,980 | Aug 2, 2003 | San Diego Padres beat Philadelphia Phillies 6–4 | Title change |
| 18,979 | Aug 1, 2003 | Philadelphia Phillies beat San Diego Padres 6–0 | Title change |
| 18,978 | Jul 31, 2003 | San Diego Padres beat Pittsburgh Pirates 10–7 | Title change |
| 18,977 | Jul 30, 2003 | Pittsburgh Pirates beat San Diego Padres 7–2 | Title change |
| 18,976 | Jul 29, 2003 | San Diego Padres beat Pittsburgh Pirates 8–7 | Title change |
| 18,975 | Jul 28, 2003 | Pittsburgh Pirates beat St. Louis Cardinals 3–0 | Title change |
| 18,974 | Jul 27, 2003 | St. Louis Cardinals beat Pittsburgh Pirates 4–3 | Defense |
| 18,973 | Jul 26, 2003 | St. Louis Cardinals beat Pittsburgh Pirates 13–8 | Title change |
| 18,972 | Jul 25, 2003 | Pittsburgh Pirates beat St. Louis Cardinals 10–5 | Title change |
| 18,971 | Jul 23, 2003 | St. Louis Cardinals beat San Diego Padres 8–4 | Title change |
| 18,970 | Jul 22, 2003 | San Diego Padres beat St. Louis Cardinals 3–2 | Defense |
| 18,969 | Jul 21, 2003 | San Diego Padres beat St. Louis Cardinals 5–4 | Title change |
| 18,968 | Jul 20, 2003 | St. Louis Cardinals beat Los Angeles Dodgers 10–7 | Defense |
| 18,967 | Jul 19, 2003 | St. Louis Cardinals beat Los Angeles Dodgers 3–1 | Title change |
| 18,966 | Jul 18, 2003 | Los Angeles Dodgers beat St. Louis Cardinals 8–5 | Defense |
| 18,965 | Jul 17, 2003 | Los Angeles Dodgers beat St. Louis Cardinals 6–3 | Defense |
| 18,964 | Jul 13, 2003 | Los Angeles Dodgers beat Colorado Rockies 9–3 | Title change |
| 18,963 | Jul 12, 2003 | Colorado Rockies beat Los Angeles Dodgers 5–3 | Defense |
| 18,962 | Jul 11, 2003 | Colorado Rockies beat Los Angeles Dodgers 7–6 | Defense |
| 18,961 | Jul 10, 2003 | Colorado Rockies beat San Francisco Giants 11–3 | Defense |
| 18,960 | Jul 9, 2003 | Colorado Rockies beat San Francisco Giants 11–7 | Title change |
| 18,959 | Jul 8, 2003 | San Francisco Giants beat St. Louis Cardinals 8–3 | Defense |
| 18,958 | Jul 7, 2003 | San Francisco Giants beat St. Louis Cardinals 5–1 | Defense |
| 18,957 | Jul 6, 2003 | San Francisco Giants beat San Diego Padres 3–2 | Title change |
| 18,956 | Jul 5, 2003 | San Diego Padres beat San Francisco Giants 5–2 | Title change |
| 18,955 | Jul 4, 2003 | San Francisco Giants beat San Diego Padres 8–6 | Title change |
| 18,954 | Jul 3, 2003 | San Diego Padres beat Los Angeles Dodgers 7–4 | Defense |
| 18,953 | Jul 2, 2003 | San Diego Padres beat Los Angeles Dodgers 4–3 | Defense |
| 18,952 | Jul 1, 2003 | San Diego Padres beat Los Angeles Dodgers 7–1 | Defense |
| 18,951 | Jun 29, 2003 | San Diego Padres beat Seattle Mariners 8–6 | Defense |
| 18,950 | Jun 28, 2003 | San Diego Padres beat Seattle Mariners 6–0 | Title change |
| 18,949 | Jun 27, 2003 | Seattle Mariners beat San Diego Padres 8–2 | Defense |
| 18,948 | Jun 26, 2003 | Seattle Mariners beat Anaheim Angels 10–6 | Title change |
| 18,947 | Jun 25, 2003 | Anaheim Angels beat Seattle Mariners 6–3 | Title change |
| 18,946 | Jun 24, 2003 | Seattle Mariners beat Anaheim Angels 6–4 | Title change |
| 18,945 | Jun 22, 2003 | Anaheim Angels beat Los Angeles Dodgers 6–3 | Title change |
| 18,944 | Jun 21, 2003 | Los Angeles Dodgers beat Anaheim Angels 4–2 | Defense |
| 18,943 | Jun 20, 2003 | Los Angeles Dodgers beat Anaheim Angels 5–2 | Title change |
| 18,942 | Jun 19, 2003 | Anaheim Angels beat Seattle Mariners 2–0 | Title change |
| 18,941 | Jun 18, 2003 | Seattle Mariners beat Anaheim Angels 2–0 | Defense |
| 18,940 | Jun 17, 2003 | Seattle Mariners beat Anaheim Angels 8–4 | Defense |
| 18,939 | Jun 16, 2003 | Seattle Mariners beat Anaheim Angels 6–3 | Defense |
| 18,938 | Jun 15, 2003 | Seattle Mariners beat Atlanta Braves 2–1 | Title change |
| 18,937 | Jun 14, 2003 | Atlanta Braves beat Seattle Mariners 3–1 | Title change |
| 18,936 | Jun 13, 2003 | Seattle Mariners beat Atlanta Braves 2–1 | Defense |
| 18,935 | Jun 12, 2003 | Seattle Mariners beat Montreal Expos 1–0 | Title change |
| 18,934 | Jun 11, 2003 | Montreal Expos beat Seattle Mariners 3–1 | Defense |
| 18,933 | Jun 10, 2003 | Montreal Expos beat Seattle Mariners 7–3 | Title change |
| 18,932 | Jun 8, 2003 | Seattle Mariners beat New York Mets 7–0 | Defense |
| 18,931 | Jun 8, 2003 | Seattle Mariners beat New York Mets 13–1 | Title change |
| 18,930 | Jun 6, 2003 | New York Mets beat Seattle Mariners 3–2 | Title change |
| 18,929 | Jun 5, 2003 | Seattle Mariners beat Philadelphia Phillies 5–4 | Defense |
| 18,928 | Jun 4, 2003 | Seattle Mariners beat Philadelphia Phillies 7–2 | Defense |
| 18,927 | Jun 3, 2003 | Seattle Mariners beat Philadelphia Phillies 4–0 | Defense |
| 18,926 | Jun 1, 2003 | Seattle Mariners beat Minnesota Twins 9–5 | Defense |
| 18,925 | May 31, 2003 | Seattle Mariners beat Minnesota Twins 5–2 | Defense |
| 18,924 | May 30, 2003 | Seattle Mariners beat Minnesota Twins 6–0 | Defense |
| 18,923 | May 29, 2003 | Seattle Mariners beat Minnesota Twins 10–6 | Title change |
| 18,922 | May 28, 2003 | Minnesota Twins beat Oakland Athletics 6–5 | Defense |
| 18,921 | May 27, 2003 | Minnesota Twins beat Oakland Athletics 4–3 | Defense |
| 18,920 | May 25, 2003 | Minnesota Twins beat Seattle Mariners 3–1 | Defense |
| 18,919 | May 24, 2003 | Minnesota Twins beat Seattle Mariners 7–2 | Title change |
| 18,918 | May 23, 2003 | Seattle Mariners beat Minnesota Twins 5–2 | Title change |
| 18,917 | May 22, 2003 | Minnesota Twins beat Oakland Athletics 6–5 | Defense |
| 18,916 | May 21, 2003 | Minnesota Twins beat Oakland Athletics 4–3 | Title change |
| 18,915 | May 20, 2003 | Oakland Athletics beat Minnesota Twins 4–1 | Defense |
| 18,914 | May 18, 2003 | Oakland Athletics beat Cleveland Indians 8–5 | Title change |
| 18,913 | May 17, 2003 | Cleveland Indians beat Oakland Athletics 4–2 | Defense |
| 18,912 | May 16, 2003 | Cleveland Indians beat Oakland Athletics 3–2 | Title change |
| 18,911 | May 15, 2003 | Oakland Athletics beat Detroit Tigers 11–2 | Title change |
| 18,910 | May 14, 2003 | Detroit Tigers beat Oakland Athletics 2–1 | Title change |
| 18,909 | May 13, 2003 | Oakland Athletics beat Detroit Tigers 3–1 | Defense |
| 18,908 | May 11, 2003 | Oakland Athletics beat New York Yankees 5–2 | Title change |
| 18,907 | May 10, 2003 | New York Yankees beat Oakland Athletics 5–2 | Title change |
| 18,906 | May 9, 2003 | Oakland Athletics beat New York Yankees 7–2 | Defense |
| 18,905 | May 8, 2003 | Oakland Athletics beat Chicago White Sox 8–5 | Title change |
| 18,904 | May 7, 2003 | Chicago White Sox beat Oakland Athletics 8–4 | Title change |
| 18,903 | May 6, 2003 | Oakland Athletics beat Chicago White Sox 6–0 | Defense |
| 18,902 | May 4, 2003 | Oakland Athletics beat New York Yankees 2–0 | Defense |
| 18,901 | May 3, 2003 | Oakland Athletics beat New York Yankees 5–3 | Title change |