The USTA North Carolina Mixed Doubles Tennis League is a co-ed team format league where 12-15 players comprise a team. The following NTRP levels are offered: 5.5, 6.0, 7.0, 8.0, and 9.0 (at each age bracket: 18+; 40+ & 55+). (There may not be a spread of NTRP level greater than 1.0 between players on any given court). In each team match, three courts of doubles are played. Players must be at least 18 years of age and have a valid USTA Membership.