| 2400 | Internet Official Protocol StandardsJ. Postel, J. Reynolds · obsoleted by RFC 2500 | Historic | September 1998 |
| 2300 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2400 | Historic | May 1998 |
| 2200 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2300 | Historic | June 1997 |
| 2000 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 2200 | Historic | February 1997 |
| 1920 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 2000 | Historic | March 1996 |
| 1880 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1920 | Historic | November 1995 |
| 1800 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1880 | Historic | July 1995 |
| 1780 | Internet Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1800 | Historic | March 1995 |
| 1720 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1780 | Historic | November 1994 |
| 1718 | The Tao of IETF - A Guide for New Attendees of the Internet Engineering Task ForceIETF Secretariat, G. Malkin · obsoleted by RFC 3160 | Informational | November 1994 |
| 1610 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1720 | Historic | July 1994 |
| 1603 | IETF Working Group Guidelines and ProceduresE. Huizer, D. Crocker · obsoleted by RFC 2418 | Informational | March 1994 |
| 1600 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1610 | Historic | March 1994 |
| 1594 | FYI on Questions and Answers - Answers to Commonly asked "New Internet User" QuestionsA. Marine, J. Reynolds, G. Malkin · obsoleted by RFC 2664 | Informational | March 1994 |
| 1540 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1600 | Historic | October 1993 |
| 1539 | The Tao of IETF - A Guide for New Attendees of the Internet Engineering Task ForceG. Malkin · obsoleted by RFC 1718 | Informational | October 1993 |
| 1500 | Internet Official Protocol StandardsJ. Postel · obsoleted by RFC 1540 | Historic | August 1993 |
| 1410 | IAB Official Protocol StandardsJ. Postel, Ed. · obsoleted by RFC 1500 | Historic | March 1993 |
| 1391 | The Tao of the IETF: A Guide for New Attendees of the Internet Engineering Task ForceG. Malkin · obsoleted by RFC 1539 | Informational | January 1993 |
| 1360 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1410 | Historic | September 1992 |
| 1325 | FYI on Questions and Answers Answers to Commonly asked "New Internet User" QuestionsG. Malkin, A. Marine · obsoleted by RFC 1594 | Informational | May 1992 |
| 1310 | The Internet Standards ProcessL. Chapin · obsoleted by RFC 1602 | Informational | March 1992 |
| 1280 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1360 | Historic | March 1992 |
| 1250 | IAB Official Protocol StandardsJ. Postel · obsoleted by RFC 1280, RFC 2200 | Historic | August 1991 |
| 1206 | FYI on Questions and Answers: Answers to commonly asked "new Internet user" questionsG.S. Malkin, A.N. Marine · obsoleted by RFC 1325 | Informational | February 1991 |
| 1200 | IAB official protocol standardsDefense Advanced Research Projects Agency, Internet Activities Board · obsoleted by RFC 1250 | Historic | April 1991 |
| 1177 | FYI on Questions and Answers: Answers to commonly asked "new internet user" questionsG.S. Malkin, A.N. Marine, J.K. Reynolds · obsoleted by RFC 1206 | Informational | August 1990 |
| 1175 | FYI on where to start: A bibliography of internetworking informationK.L. Bowers, T.L. LaQuey, J.K. Reynolds, K. Roubicek, M.K. Stahl, A. Yuan | Informational | August 1990 |