PHONE NUMBER While we call Nightline our 'late night chat line ', it is open and packed with real local singles from your area 24 hours a day. Columbus. Columbus. GA: () , Columbus: () Dallas: () , Dallas: () Dayton: () , Denver: (). Join the largest and most popular Georgia black Chat line in the United States! Get your local number to access your own Chat line NOW! Georgia, Augusta Georgia, Columbus Georgia, Macon Georgia, Marietta Georgia, Roswell Georgia.