Justice Department officials have evidence that MCI may, in effect, have "laundered" calls through small telephone companies, and even redirected domestic calls through Canada, to avoid paying access fees or shift them to rival long-distance carriers, according to people involved in the investigation. The lawyers told the investigators that the tests also showed that the billing codes that are transmitted with telephone calls in data packets had been doctored. Canada. Where Americans go for cheap prescriptions, cheap phone calls, and more. MCI Faces Federal Fraud Inquiry on Fees for Long-Distance Calls | 
