| 1998-09-01 | TICKETS ON SALE FOR HOME OPENER VS. CHIEFS |
| 1998-09-01 | JAGUARS SIGN FOUR PLAYERS TO PRACTICE SQUAD |
| 1998-09-04 | INACTIVE PLAYERS |
| 1998-09-08 | JACKSONVILLE JAGUARS vs. KANSAS CITY CHIEFS |
| 1998-09-08 | TICKETS ON SALE FOR JAGUARS VS. RAVENS |
| 1998-09-09 | LAGEMAN PLACED ON INJURED RESERVE; JAGUARS SIGN ERIC CURRY |
| 1998-09-09 | STANTON'S STEPHENS NAMED JAGUARS HIGH SCHOOL COACH OF THE WEEK |
| 1998-09-09 | STEWART NAMED AFC OFFENSIVE PLAYER OF THE WEEK |
| 1998-09-10 | September 10, 1998 |
| 1998-09-11 | JAGUARS RE-LAUNCH THEIR AWARD-WINNING WEB SITE |
| 1998-09-14 | TICKETS ON SALE FOR JAGUARS vs. RAVENS THIS SUNDAY |
| 1998-09-15 | JACKSONVILLE JAGUARS (2-0) vs. BALTIMORE RAVENS (1-1) |
| 1998-09-16 | BARLOW NAMED AFC SPECIAL TEAMS PLAYER OF THE WEEK |
| 1998-09-19 | JAGUARS WAIVE RON JANES, ACTIVATE LAMANZER WILLIAMS |
| 1998-09-21 | JACKSONVILLE JAGUARS (3-0) at TENNESSEE OILERS (1-2) |
| 1998-09-21 | JAMES STEWART TO UNDERGO DIAGNOSTIC PROCEDURE |
| 1998-09-22 | JAGUARS’ JAMES STEWART UNDERGOES ARTHROSCOPY |
| 1998-09-22 | JAGUARS WAIVE LAMANZER WILLIAMS |
| 1998-09-23 | FRED TAYLOR NAMED AFC OFFENSIVE PLAYER OF THE WEEK |
| 1998-09-23 | JAGUARS PLACE STEWART ON INJURED RESERVE, SIGN RBs HOWARD AND JONES |
| 1998-09-25 | INACTIVE PLAYERS |
| 1998-09-28 | UNDEFEATED JAGUARS HAVE THEIR OPEN WEEK |
