An online white pages phone directory specifically for residences in Calgary, Alberta, Canada, is at 411.ca. Another site, Whitepages.com, has a search engine that lists phone numbers for residences and businesses in North America.
The 411.ca directory provides names in long alphabetical lists that take time to click through. If a customer knows the exact spelling of the listing, the search engine at the top of the 411.ca page is quicker than clicking through Web pages.
Whitepages.com allows searches by person, business or address. The site also provides a reverse lookup feature to search by telephone number. Both 411.ca and Whitepages.com have free mobile apps for searching on the go.