They call leving messages undercovered with: surveys, political organizations, charity funding, etc, which are allowed by FTC. If you call them back or you pick up the call, they will continue offering: Credit Card Services, Lower your Interest Rate, phone services, voice networks, and many others. They sell phone services, so they can call you under many differen products, dependig on their "customers". They may appear as without name on the caller ID or: Pacifictel, Political Survey, Voice Network, Political Opinion, Political Opinion of America, Flake Wilkerson Marketing Strategies International, Outsmart Marketing Solutions, Americas Survey, Public Service Announcement, opinionology of Western Watts, The Nielsen Company Ratings, CBCS Comprehensive Collection Services, Inc., Management Receivable Services, win. winner, MN, Ohio, Won a Caribbean Vacation, Caribean Cruises, Cruises, Credit Services, and many more, depending of the generic name they are working for. I've benn following this SOABs for more than 5 years, but I never, NEVER take their calls, or call them back. I report every single call to Do-Not-Call and to FTC no matter if it works or doesn't. They have a huge network so their calls come from many number all over the country.