People have certainly analyzed the quality of support of the major ISPs, but I'm not aware of any study of the presence of accents in the support persons' voice. You don't mention whether you're looking for a personal or business ISP, whether you want dial-up or broadband, nor what part of the world you are in, so I can't offer any specific suggestions. The best I can do is send you over to http://www.dslreports.com/.
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.