The Original Phone Call Blocker - Block unwanted calls with Digitone's Call Blocker models that can block calls from Cell Phones, Faxes & Telemarketing Numbers 800, 855, 866, 877, 888, 000 not blocked by the National Do Not Call registry or your Telephone Service Provider. Works with your Caller ID Service to Automatically Eliminate All Unwanted Callers! Block calls originating from any country or area code. These award winning call blocking devices are built to withstand any harassing phone caller.
Block Whole Area Codes or Individual Numbers. Guaranteed To Block Cell Phones, Pay Phones, Calling Cards, Unknown, Anonymous, Unavailable and Out of Area Callers that are not Blocked By Your Phone Company's Services or the National Do Not Call Registry. Works in Mexico, Canada, and with All U.S. Phone Companies with standardized phone lines, DSL, Cable modems or VoIP Phone Adapters from Vonage, FIOS, Magic Jack, Skype, Ooma & Cell Phone Gateways