- Reverse Telephone Directories
Enter a telephone number and the resources found here will return the owner's name and address.
Geared more for the professional, this site has over 36,000 searchable public record databases. It very easy to get lost on this site because it has so much to offer. Free and premium databases are clearly marked.
- Yahoo - State and County Directory
Initially sorted by State, then jump to the specific county where you believe the business you're looking for is located, and finally to the county recorder of that county to see if any fictituous business name statement has been filed for the company. The fictitious business name statement will have the company's address and most likely their phone number and contact person.
- Google Earth
A small piece of free software that allows you access to satellite photos and overlays streets and landmarks on top. Great for verifying whether an address is an office building or a postal annex. Enter an address and seemingly fly to the location. DSL speed or better recommended.
- Newsgroup Search
See if anyone has posted information regarding the business to any newsgroups for possible leads.
- Reverse Address Directories
Enter a street address the resources found here will return the owner's name and telephone number.
- Verify Address for Accuracy
Not sure the address you have is correct? Enter it here and the Post Office will verify it or return the correction. From the United States Postal Service.
- Yellow Pages Directories
Enter a company's name and the resources found here will return their address and telephone number if avilable.
See also, these cross-references: