NYTWA is the 28,000-member strong union of NYC professional drivers, uniting drivers of yellow cabs, green cars, black cars & app-dispatched. (718) 706-9892 Founded in 1998, NYTWA is the 28,000+ member strong union of NYC professional drivers, uniting drivers of yellow cabs, green cars, black cars & app-dispached Phone: 718-706-9892 While the yellow cab is a long-standing symbol of New York City, the drivers themsleves remain hidden behind the partition. Beyond the internatioanlly recognized image of the NYC taxi in Hollywoord movies lies an industry with sweatshop conditions. NYTWA's programs and activities respond to the direct needs of our members providing them with a means to advocate and organize for their rights and acheive basic worker protection and benefits.