| AI | AIDJ | 1977 | French Territory of the Afars and the Issas | Replaced by DJ (for Djibouti). Note that AI has since been reassigned to Anguilla. |
| BQ | BQAQ | 1979 | British Antarctic Territory | Now covered by AQ (Antarctica). |
| BU | BUMM | 1989 | Burma | Replaced by MM (for Myanmar). |
| CS | CSHH | 1993 | Czechoslovakia | Replaced by CZ and SK. Note that CS is now assigned to Serbia and Montenegro (Srbija i Crna Gora). |
| CT | CTKI | 1984 | Canton and Enderbury Islands | Now covered by KI (Kiribati). |
| DD | DDDE | 1990 | East Germany | Now covered by DE (Germany). |
| DY | DYBJ | 1977 | Dahomey | Replaced by BJ (for Benin). |
| FQ | FQHH | 1979 | French Southern and Antarctic Territories | Now covered by AQ and TF. |
| FX | FXFR | 1997 | Metropolitan France | Covered by FR (France). |
| GE | GEHH | 1979 | Gilbert and Ellis Islands | Now covered by KI (Kiribati) and TV (Tuvalu). Note that GE has since been reassigned to Georgia. |
| HV | HVBF | 1984 | Upper Volta (Haute-Volta) | Replaced by BF (for Burkina Faso). |
| JT | JTUM | 1986 | Johnston Island | Now covered by UM. |
| MI | MIUM | 1986 | Midway Atoll | Now covered by UM. |
| NH | NHVU | 1980 | New Hebrides | Replaced by VU (for Vanuatu). |
| NQ | NQAQ | 1983 | Queen Maud Land | Now covered by AQ (Antarctica). |
| NT | NTHH | 1993 | Neutral Zone | Between Saudi Arabia (SA) and Iraq (IQ). |
| PC | PCHH | 1986 | Trust Territory of the Pacific Islands | Replaced by FM, MH, MP and PW. |
| PU | PUUM | 1986 | U.S. Miscellaneous Pacific Islands | Now covered by UM. |
| PZ | PZPA | 1980 | Panama Canal Zone | Now covered by PA (Panama). |
| RH | RHZW | 1980 | Rhodesia | Replaced by ZW (for Zimbabwe). |
| SK | SKIN | 1975 | Sikkim | Now covered by IN (India). Note that SK has since been reassigned to Slovakia. |
| SU | SUHH | 1992 | Soviet Union | Replaced by AM, AZ, BY, EE, GE, KG, KZ, LT, LV, MD, RU, TJ, TM, UA and UZ (of which BY and UA already existed). SU is still in use as a top-level domain. |
| TP | TPTL | 2002 | East Timor | Replaced by TL on becoming the independent country of Timor-Leste. TP is still in use as a top-level domain. |
| VD | VDVN | 1977 | Democratic Republic of Vietnam | Now covered by VN (Viet Nam). |
| WK | WKUM | 1986 | Wake Island | Now covered by UM. |
| YD | YDYE | 1990 | South Yemen | Now covered by YE (Yemen). |
| YU | YUCS | 2003 | Yugoslavia | Replaced by CS (for Serbia and Montenegro; Srbija i Crna Gora). YU is still in use as a top-level domain. |
| ZR | ZRCD | 1997 | Zaire | Replaced by CD (for Democratic Republic of the Congo). |
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