The Gordon Lee Lady Trojans ran their record to 15-0 following a 25-9, 25-7 victory over Lakeview on Tuesday.
Ringgold dropped a 25-9, 25-19 decision to Saddle Ridge and is now 8-6 on the season.
Allson Wolf-Driver had three aces for the Lady Tigers, followed by Hailey Headrick with two and Cady Helton with one.
In the JV match, Saddle Ridge claimed the win by scores of 25-19 and 25-20.
River Lowery served up three aces for Ringgold in the loss. Erin Harvey and Tiffany Cavin each had two aces, while Sara-Kate DeBerry, Tahj Griggs and Sophia Patterson each finished with one.
In other NGAC action, Heritage scored a two-set sweep of Rossville in Boynton.
No further details on the matches were available as of press time.
Gordon Lee will travel to Heritage (12-3) on Thursday, looking to complete an undefeated regular season. Lakeview (4-11) will play host to LaFayette and Rossville (2-12) will welcome Saddle Ridge to north Walker County.
Thursday will mark the last regular season matches. The NGAC tournament will begin on Oct. 17. Gordon Lee is this year's host.