National Indoor Tennis National Indoor Tennis is located on the Shadyside/East Liberty border. They are the ONLY indoor tennis facility located in the City of Pittsburgh. <P /> <b>Adult Leagues:</b> Women: $30/league play for 1.5 hours. Clinics: Saturday 12-4 p.m. $150/10 week session. <P /> <b>Public Use:</b>: $22-30 depending on time of day. 35 week block of time $700-$1025. There are NO membership fees. 6032 Stevenson Place Pittsburgh PA 15206 412-661-2226