To locate a specific telephone number in Ontario, Canada, use the government-produced phone book or Canada411.ca. Phone books are still delivered to all residential addresses in Ontario, as of 2015, though most phone boo... More »

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A payphone can be located by carefully studying different parts of the telephone number. A telephone number is an address similar to the I.P. address of a computer. It has groups of digits representing geographical infor... More »

As of 2015, the IRS maintains a list of hotlines and toll-free numbers for taxpayers on its website. Use this list to find the appropriate number based on the issue you need to resolve, the IRS explains. More »

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The online directory service 411.ca provides a searchable list of current telephone directories for Ontario, Canada. Its White Pages directory helps online users search for people and businesses in a particular town or p... More »

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Find telephone numbers for people living in Canada by using sites such as Canada411.ca or 411.ca. Simply type in the name of the person, and these sites will bring up a list of available phone numbers. More »

White Pages, Yellow Pages and AnyWho all provide reverse-phone look up services in Ontario, Canada, free of charge. Anywho, Yellow Pages and White Pages also provide online access to contact directories of cell, business... More »

Canada's Yellow Pages is the official directory for Canada's top phone companies, and several of its affiliate directories offer comprehensive directory service for residential and business landline phone numbers in Onta... More »

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