Telephone & Zip Code Directories

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Area Code Locations
Find telephone area codes by number or location.

AT&T AnyWho Info
Toll free phone numbers as well as reverse lookup, yellow, and white pages listings.

Freeality
Search for phone numbers and reverse phone numbers.

GetHuman
Catalog of direct phone numbers for large companies in 50 countries.

Infobel
Phone numbers from around the world.

Telephone Directories - Reference USA
Residential listings from printed phone directories from across the United States.

Zip Codes