for a Reverse Telephone Number Lookup. Reverse Telephone Number Lookups - Lookup telephone numbers using multiple online reverse phone books and directory assistance to find a person's name and street address from their phone number. United States Phone Numbers and Canada Telephone Numbers - Lookup any telephone number in the United States and Canada to see who lives there. 10-Digit Reverse Phone Number Lookups - Ten digit phone numbers work the best although some directories support partial phone number searches. Unlisted Phone Numbers and Cell Phone Numbers - Unlisted phone numbers and cell phone numbers may not be included in the results. 411 Cross Reference Directory Assistance Information - Double check your results by looking up the same phone number on each directory. Every directory is updated independently and may yield different results. New Telephone Numbers and Disconnected Phone Numbers - New and disconnected phone numbers may take time before they are added or updated.