Call Center Market Size, Share, Growth, and Industry Analysis, By Types (Teleperformance Chile, Global Call Forwarding, W.I. Tel Solutions (Pvt) Ltd, Brumby's International (Pvt) Ltd, Inovaze Bpo Services, Eureka Call Centre Systems (S) Pte Ltd, Open Access BPO, Callnovo, Outsource Consultants, Call Center - Stic Chile Ltda., IN - Sound Telecom, Teledirect Singapore, IBM Global Process Services, Connect Centre Pte Ltd), By Applications (Private Airport, General Airport) , and Regional Insights and Forecast to 2035