ACA International International (ACA) is an international trade organization of credit and collection professionals that provides a variety of accounts receivable management services to over one million credit grantors!

Call Center Learning Center a comprehensive directory for call center managers including tutorials, call center benchmarking, articles, books, call centers vendors directory, software, training and performance management.

Call Center Guide - Source for call center products and services, including predictive dialers, ACD and PBX providers, call center software, recording and monitoring solutions, workforce management software, call center lists, training and consulting, inbound and outbound call centers, phone headsets, outsourcing resources and call center jobs.

Call Center Directory - Call Center Directory is the No. 1 online resource for information regarding call center industry

Direct Marketing Association The DMA is a leading global trade association of business and nonprofit organizations using and supporting direct marketing tools and techniques.