Address and Phone Number Directories

• Area Codes
• Postal Codes
• Reverse Lookup
• White Pages
• Yellow Pages

• Mobile Phone

• 411.com  - Free web-based white and yellow pages. With an email lookup feature, area and ZIP code database, and mailing lists.
• AnyWho  - Online directory of offers access to yellow pages, white pages, and reverse look-ups.
• Canada411.ca  - People search site and business telephone directory. Provides reverse lookup and other search options.
• Hanson Directory Service, Inc.  - Publisher of online and print yellow and white page directories for many rural and underserved areas of the United States.
• Infobel.com  - Global telephone directory and featuring comprehensive residential and business listings.
• International Numbering Plans  - Specialized online resource for global telecommunications-related numbering plans and dialing codes.
• People-PI  - A free people search tool that provides reverse phone, address and additional information.
• State Surfer  - Provides statistics, job opportunities and local information about every city and county in the United States.
• SuperPages.com  - United States yellow and white pages. Facilitates searches for people and businesses.
• Switchboard  - Find a business or person by searching names, phone numbers, zip codes, and more.
• Verizon: Big Book  - Search the online yellow pages and phone books.