| Aonaware Dictionary |
Dictionary lookup service/td> |
| City and State by Zip Code |
Address lookup service |
| Dun and Bradstreet |
Research company background data |
| Bussines Verification |
Business research services |
| FUTEF Wikipedia API |
Third party Wikipedia web service |
| ISBNdb |
Books database |
| Library of Congress SRW |
Information database search |
| Microsoft MSDN |
Technical reference library |
| OpenDOAR |
Academic research repository |
| PhoneVal |
Phone number validation service |
| RealEDA Reverse Phone Lookup |
Lookup address and name via phone |
| SRC Demographics |
Demographic reference data |
| StrikeIron Address Verfication |
Global address verification service |
| StrikeIron Do Not Call |
Telephone number verification |
| StrikeIron Insider Trading |
Insider trading transaction information |
| StrikeIron Phone Number Enhancement |
Adds address and statistical data based on phone number |
| StrikeIron Residential Lookup |
Residential directory lookup and validation service |
| StrikeIron Reverse Phone Lookup |
Reverse phone lookup services |
| StrikeIron Sales Tax Basic |
Sales and use tax data service |
| StrikeIron Super Data Pack |
APIs for variety of reference data sources |
| StrikeIron US Census |
Census data information service |
| StrikeIron Zacks Company Profile |
Corporate profiles web service |
| Talis |
Library 2.0 reference services |
| UrbanDictionary |
Slang dictionary lookup |
| US Yellow Pages |
Telephone directory |
| Yahoo Answers |
Community driven reference service |
