| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3261 | SIP: Session Initiation ProtocolJ. Rosenberg, H. Schulzrinne, G. Camarillo, A. Johnston, J. Peterson, R. Sparks, M. Handley, E. Schooler | Proposed Standard | July 2002 |
| 3748 | Extensible Authentication Protocol (EAP)B. Aboba, L. Blunk, J. Vollbrecht, J. Carlson, H. Levkowetz, Ed. | Proposed Standard | June 2004 |
| 4119 | A Presence-based GEOPRIV Location Object FormatJ. Peterson | Proposed Standard | December 2005 |
| 5012 | Requirements for Emergency Context Resolution with Internet TechnologiesH. Schulzrinne, R. Marshall, Ed. | Informational | January 2008 |
| 5031 | A Uniform Resource Name (URN) for Emergency and Other Well-Known ServicesH. Schulzrinne | Proposed Standard | January 2008 |
| 5069 | Security Threats and Requirements for Emergency Call Marking and MappingT. Taylor, Ed., H. Tschofenig, H. Schulzrinne, M. Shanmugam | Informational | January 2008 |
| 5139 | Revised Civic Location Format for Presence Information Data Format Location Object (PIDF-LO)M. Thomson, J. Winterbottom | Proposed Standard | February 2008 |
| 5216 | The EAP-TLS Authentication ProtocolD. Simon, B. Aboba, R. Hurst | Proposed Standard | March 2008 |
| 5222 | LoST: A Location-to-Service Translation ProtocolT. Hardie, A. Newton, H. Schulzrinne, H. Tschofenig | Proposed Standard | August 2008 |
| 5223 | Discovering Location-to-Service Translation (LoST) Servers Using the Dynamic Host Configuration Protocol (DHCP)H. Schulzrinne, J. Polk, H. Tschofenig | Proposed Standard | August 2008 |
| 5491 | GEOPRIV Presence Information Data Format Location Object (PIDF-LO) Usage Clarification, Considerations, and RecommendationsJ. Winterbottom, M. Thomson, H. Tschofenig | Proposed Standard | March 2009 |
| 5687 | GEOPRIV Layer 7 Location Configuration Protocol: Problem Statement and RequirementsH. Tschofenig, H. Schulzrinne | Informational | March 2010 |
| 5741 | RFC Streams, Headers, and BoilerplatesL. Daigle, Ed., O. Kolkman, Ed., IAB · obsoleted by RFC 7841 | Informational | December 2009 |
| 6280 | An Architecture for Location and Location Privacy in Internet ApplicationsR. Barnes, M. Lepinski, A. Cooper, J. Morris, H. Tschofenig, H. Schulzrinne | Best Current Practice | July 2011 |
| 6443 | Framework for Emergency Calling Using Internet MultimediaB. Rosen, H. Schulzrinne, J. Polk, A. Newton | Informational | December 2011 |
| 6444 | Location Hiding: Problem Statement and RequirementsH. Schulzrinne, L. Liess, H. Tschofenig, B. Stark, A. Kuett | Informational | January 2012 |
| 6881 | Best Current Practice for Communications Services in Support of Emergency CallingB. Rosen, J. Polk | Best Current Practice | March 2013 |