| W&M | LION Search Attributes & Other Details |
| Endeavor Voyager Z39.50 Attributes | Voyager Z39.50 Search Attributes |
| Gale Group (InfoTrac) | Gale Group Z39.50 Server Capability Profile |
| Library of Congress | LC Voyager Z39.50 Server Configuration |
| Bib-1 Attribute Set | List of standard attributes used to describe fields. Z39.50 servers use a subset of these attributes and which ones are used varies greatly. |
| LC Z39.50 Resource Page | Library of Congress Z39.50 Resource Page |
| UK Z39.50 Directory | Z39.50 Targets in the U.K. |
| Z39.50 Target Information | Z39.50 Target Information. This interesting site uses a robot to harvest Z39.50 server information for a huge number of sites. |
