| RFC | Status | Reference | Notes |
|---|---|---|---|
| 1 | Unknown | S. Crocker, ed. (7 April 1969). Host Software. Network Working Group. doi:10.17487/RFC0001. RFC 1. | |
| 15 | Unknown | C. Stephen Carr, ed. (25 September 1969). Network Subsystem for Time Sharing Hosts. Network Working Group. doi:10.17487/RFC0015. RFC 15. | |
| 20 | Internet Standard | Vint Cerf (16 October 1969). ASCII format for Network Interchange. Network Working Group. doi:10.17487/RFC0020. STD 80. RFC 20. |
