| Country / Region | Registration Prefix | Presentation |
|---|---|---|
| Afghanistan | YA | YA-AAA to YA-ZZZ |
| Albania | ZA | ZA-AAA to ZA-ZZZ ZA-HAA to ZA-HZZ (Helicopters) |
| Algeria | 7T | 7T-AAA to 7T-ZZZ |
| Andorra | C3 | C3-AAA to C3-ZZZ |
| Angola | D2 | D2-AAA to D2-ZZZ |
| Anguilla | VP-A | VP-AAA to VP-AZZ |
| Antigua and Barbuda | V2 | V2-AAA to V2-ZZZ |
| Argentina | LV/LQ | LV-AAA to LV-ZZZ LQ-AAA to LQ-ZZZ (Official use only) |
| Armenia | EK | EK-10000 to EK-99999 |
| Aruba | P4 | P4-AAA to P4-ZZZ |
| Australia | VH | VH-AAA to VH-ZZZ |
| Austria | OE | OE-AAA to OE-KZZ OE-BAA to OE-BZZ (governmental service) OE-LAA to OE-LZZ (airlines operating scheduled flights) OE-VAA to OE-VZZ (test registrations) OE-WAA to OE-WZZ (amphibian and sea planes) OE-XAA to OE-XZZ (helicopters) OE-0001 to OE-5999 (gliders) OE-9000 to OE-9999 (motor gliders) |
| Azerbaijan | 4K | 4K-AZ1 to 4K-AZ999 4K-10000 to 4K-99999 |
| Bahamas | C6 | C6-AAA to C6-ZZZ |
| Bahrain | A9C | A9C-AA to A9C-ZZ |
| Bangladesh | S2 | S2-AAA to S2-ZZZ |
| Barbados | 8P | 8P-AAA to 8P-ZZZ |
| Belarus | EW | EW-100AA to EW-999ZZ EW-10000 to EW-99999 |
| Belgium | OO | OO-AAA to OO-ZZZ (OO-Q never used) OO-BAA to OO-BZZ (preferred for Balloons) OO-YAA to OO-ZAA (preferred for gliders) OO-01 to OO-499 (Homebuilt aircraft) OO-501 to OO-999 & OO-A01 to OO-Z99 (Microlights) |
| Belize | V3 | V3-AAA to V3-ZZZ |
| Benin | TY | TY-AAA to TY-ZZZ |
| Bermuda | VP-B | VP-BAA to VP-BZZ |
| Bhutan | A5 | A5-AAA to A5-ZZZ |
| Bolivia | CP | CP-1000 to CP-9999 |
| Bosnia and Herzegovina | T9 | T9-AAA to T9-ZZZ |
| Bosnia and Herzegovina | E7 | E7-AAA to E7-ZZZ |
| Botswana | A2 | A2-AAA to A2-ZZZ |
| Brazil | PP | PP-AAA to PP-ZZZ |
| Brazil | PR | PR-AAA to PR-ZZZ |
| Brazil | PT | PT-AAA to PT-ZZZ |
| Brazil | PU | PU-AAA to PU-ZZZ (Microlights) |
| British Virgin Islands | VP-L | VP-LAA to VP-LZZ |
| Brunei | V8 | V8-AAA to V8-ZZZ V8-AA1 to V8-ZZ9 V8-001 to V8-999 |
| Bulgaria | LZ | LZ-AAA to LZ-ZZZ |
| Burkina Faso | XT | XT-AAA to XT-ZZZ |
| Burundi | 9U | 9U-AAA to 9U-ZZZ |
| Cambodia | XU | XU-AAA to XU-ZZZ |
| Cameroon | TJ | TJ-AAA to TJ-ZZZ |
| Canada | CF- | CF-AAA to CF-ZZZ |
| Canada | C-F | C-FAAA to C-FZZZ |
| Canada | C-G | C-GAAA to C-GZZZ |
| Canada | C-I | C-IAAA to C-IZZZ (ultralight aeroplanes only) |
| Cape Verde | D4 | D4-AAA to D4-ZZZ |
| Cayman Islands | VP-C | VP-CAA to VP-CZZ |
| Central African Republic | TL | TL-AAA to TL-ZZZ |
| Chad | TT | TT-AAA to TT-ZZZ |
| Chile | CC | CC-AAA to CC-ZZZ CC-CAA to CC-CZZ (commercial aircraft) CC-PAA to CC-PZZ (private aircraft) |
| Republic of China (Taiwan) | B | B-10000 to B-99999 |
| People’s Republic of China | B | B-1000 to B-9999 |
| Hong Kong, China | B-H (formerly VR-H) | B-HAA to B-HZZ |
| Hong Kong, China | B-K | B-KAA to B-KZZ |
| Hong Kong, China | B-L | B-LAA to B-LZZ |
| Macau, China | B-M | B-MAA to B-MZZ |
| Colombia | HJ | HJ-1000A to HJ-9999Z (Microlights) |
| Colombia | HK | HK-1000A to HK-9999Z |
| Comoros | D6 | D6-AAA to D6-ZZZ |
| Congo, Republic of | TN | TN-AAA to TN-ZZZ |
| Cook Islands | E5 | E5-AAA to E5-ZZZ |
| Congo, Democratic Republic of | 9Q | 9Q-AAA to 9Q-ZZZ |
| Costa Rica | TI | TI-AAA to TI-ZZZ |
| Côte d’Ivoire | TU | TU-AAA to TU-ZZZ |
| Croatia | 9A | 9A-AAA to 9A-ZZZ 9A-GAA to 9A-GZZ (Gliders) 9A-HAA to 9A-HZZ (Helicopters) |
| Cuba | CU | CU-C1000 to CU-C1999 (Airlines, cargo operations) CU-E1000 to CU-E1999 (Agricultural Aircraft) CU-H1000 to CU-H1999 (Helicopters) CU-N1000 to CU-N1999 (Private Aircraft) CU-T1000 to CU-T1999 (Airlines, passenger flights) CU-U1000 to CU-U1999 (Ultralights) |
| Cyprus, Republic of | 5B | 5B-AAA to 5B-ZZZ |
| Czech Republic | OK | OK-AAA to OK-ZZZ OK-AAA 00 to OK-ZZZ 99 (Microlights) OK-0000 to OK-9999 (Gliders & balloons) OK-A000 to OK-A999 (Ultralight gliders) |
| Denmark | OY | OY-AAA to OY-ZZZ OY-HAA to OY-HZZ (Helicopters) |
| Djibouti | J2 | J2-AAA to J2-ZZZ |
| Dominica | J7 | J7-AAA to J7-ZZZ |
| Dominican Republic | HI | HI-100AA to HI-999ZZ |
| East Timor | 4W | |
| Ecuador | HC | HC-AAA to HC-ZZZ |
| Egypt | SU | SU-AAA to SU-XXZ SU-ZAA to SU-ZZZ |
| El Salvador | YS | YS-AAA to YS-ZZZ |
| Equatorial Guinea | 3C | 3C-AAA to 3C-ZZZ |
| Eritrea | E3 | E3-AAAA to E3-ZZZZ |
| Estonia | ES | ES-AAA to ES-ZZZ |
| Ethiopia | ET | ET-AAA to ET-ZZZ |
| Falkland Islands | VP-F | VP-FAA to VP-FZZ |
| Faroe Islands | OY | OY-AAA to OY-ZZZ OY-HAA to OY-HZZ (Helicopters) OY-XAA to OY-XZZ (Gliders) |
| Fiji Islands | DQ | DQ-AAA to DQ-ZZZ |
| Finland | OH | OH-AAA to OH-ZZZ OH-001 to OH-999 (gliders) |
| France | F | F-AAAA to F-ZZZZ F-CAAA to F-CZZZ (Gliders) F-OAAA to F-OZZZ (Overseas Territories) F-PAAA to F-PZZZ (Homebuilt) F-WAAA to F-WZZZ (Test and Delivery) “department number”-AA to -ZZ & -AAA to -ZZZ (Ultralights)[eg: 59-ABC] |
| French West Indies | F-OG | F-OGAA to F-OGZZ |
| French Guyana | F-O | F-OAAA to F-OZZZ |
| Gabon | TR | TR-AAA to TR-ZZZ |
| Gambia | C5 | C5-AAA to C5-ZZZ |
| Georgia | 4L | 4L-AAA to 4L-ZZZ 4L-10000 to 4L-99999 |
| Germany | D | D-AAAA to D-AZZZ for aircraft with more than 20t MTOW D-BAAA to D-BZZZ for aircraft with 14t-20t MTOW D-CAAA to D-CZZZ for aircraft with 5,7t-14t MTOW D-EAAA to D-EZZZ for single engine aircraft up to 2t MTOW D-FAAA to D-FZZZ for single engine aircraft from to 2t-5,7t MTOW D-GAAA to D-GZZZ for multi-engine aircraft up to 2t MTOW D-IAAA to D-IZZZ for multi-engine aircraft from 2t-5,7t MTOW D-HAAA to D-HZZZ for rotorcraft D-KAAA to D-KZZZ for powered gliders D-LAAA to D-LZZZ for airships D-MAAA to D-MZZZ for powered sports aircraft D-NAAA to D-NZZZ for non-powered sports aircraft D-OAAA to D-OZZZ for manned free ballons D-0001 to D-9999 for Gliders |
| Ghana | 9G | 9G-AAA to 9G-ZZZ |
| Gibraltar | VP-G | VP-GAA to VP-GZZ |
| Greece | SX | SX-AAA to SX-ZZZ |
| Greenland | OY | OY-AAA to OY-ZZZ |
| Grenada | J3 | J3-AAA to J3-ZZZ |
| Guatemala | TG | TG-AAA to TG-ZZZ |
| Guinea | 3X | 3X-AAA to 3X-ZZZ |
| Guinea Bissau | J5 | J5-AAA to J5-ZZZ |
| Guyana | 8R | 8R-AAA to 8R-ZZZ |
| Haiti | HH | HH-AAA to HH-ZZZ |
| Honduras | HR | HR-AAA to HR-ZZZ |
| Hungary | HA | HA-AAA to HA-ZZZ |
| Iceland | TF | TF-AAA to TF-ZZZ TF-100 to TF-999 (Microlights) |
| India | VT | VT-AAA to VT-ZZZ VT-HAA to VT-HZZ (Helicopters) |
| Indonesia | PK | PK-AAA to PK-ZZZ |
| Iran | EP | EP-AAA to EP-ZZZ |
| Iraq | YI | YI-AAA to YI-ZZZ |
| Ireland | EI | EI-AAA to EI-ZZZ |
| Isle of Man | M | M-AAAA to M-ZZZZ |
| Israel | 4X | 4X-AAA to 4X-ZZZ |
| Italy | I | I-AAAA to I-ZZZZ |
| Jamaica | 6Y | 6Y-AAA to 6Y-ZZZ |
| Japan | JA | JA-0001 to JA-9999 JA-001A to JA-999Z JA-01AA to JA-99ZZ JA-A001 to JA-A999 (Balloons) |
| Jordan | JY | JY-AAA to JY-ZZZ |
| Kazakhstan | UP | UP-AAA01 to UP-ZZZ99 (Suffix letters refer to aircraft type) |
| Kenya | 5Y | 5Y-AAA to 5Y-ZZZ |
| Kiribati | T3 | T3-AAA to T3-ZZZ |
| Korea, People’s Democratic Rep. | P | P-500 to P-999 |
| Korea, Republic of | HL | HL1000 to HL9999 |
| Kuwait | 9K | 9K-AAA to 9K-ZZZ |
| Kyrgyzstan | EX | EX-100 to EX-999 EX-10000 to EX-99999 |
| Laos | RDPL | RDPL-10000 to RDPL-99999 |
| Latvia | YL | YL-AAA to YL-ZZZ |
| Lebanon | OD | OD-AAA to OD-ZZZ |
| Lesotho | 7P | 7P-AAA to 7P-ZZZ |
| Liberia | A8 | A8-AAA to A8-ZZZ |
| Libya | 5A | 5A-AAA to 5A-ZZZ |
| Liechtenstein | HB | HB-AAA to HB-ZZZ (shares allocation with Switzerland) |
| Lithuania | LY | LY-AAA to LY-ZZZ |
| Luxembourg | LX | LX-AAA to LX-ZZZ LX-BAA to LX-BZZ (Balloons) LX-CAA to LX-CZZ (Glider) LX-HAA to LX-HZZ (Helicopters) LX-XAA to LX-XZZ (Ultralights) |
| Macedonia | Z3 | Z3-AAA to Z3-ZZZ Z3-HAA to Z3-HZZ (Helicopters) |
| Madagascar | 5R | 5R-AAA to 5R-ZZZ |
| Malawi | 7Q | 7Q-AAA to 7Q-ZZZ |
| Malaysia | 9M | 9M-AAA to 9M-ZZZ 9M-EAA to 9M-EZZ (Amateur-built) 9M-UAA to 9M-UZZ (Microlight) |
| Maldives | 8Q | 8Q-AAA to 8Q-ZZZ |
| Mali | TZ | TZ-AAA to TZ-ZZZ |
| Malta | 9H | 9H-AAA to 9H-ZZZ |
| Marshall Islands | V7 | V7-0001 to V7-9999 |
| Mauritania | 5T | 5T-AAA to 5T-ZZZ |
| Mauritius | 3B | 3B-AAA to 3B-ZZZ |
| Mexico | XA | XA-AAA to XA-ZZZ |
| Mexico | XB | XB-AAA to XB-ZZZ |
| Mexico | XC | XC-AAA to XC-ZZZ |
| Micronesia | V6 | V6-AAA to V6-ZZZ |
| Moldova | ER | ER-AAA to ER-ZZZ ER-10000 to ER-99999 |
| Monaco | 3A | 3A-AAA to 3A-ZZZ 3A-HAA to 3A-HZZ (Helicopters) |
| Mongolia | JU | JU-1000 to JU-9999 |
| Montenegro | 4O | 4O-AAA to 4O-ZZZ |
| Montserrat | VP-M | VP-MAA to VP-MZZ |
| Morocco | CN | CN-AAA to CN-ZZZ |
| Mozambique | C9 | C9-AAA to C9-ZZZ |
| Myanmar | XY | XY-AAA to XY-ZZZ |
| Myanmar | XZ | XZ-AAA to XZ-ZZZ (Not Used) |
| Namibia | V5 | V5-AAA to V5-ZZZ |
| Nauru | C2 | C2-AAA to C2-ZZZ |
| Nepal | 9N | 9N-AAA to 9N-ZZZ |
| Netherlands | PH | PH-AAA to PH-ZZZ PH-1A1 to PH-9Z9 (Microlights) PH-100 to PH-9999 (Gliders) |
| Netherlands Antilles | PJ | PJ-AAA to PJ-ZZZ |
| New Zealand | ZK | ZK-A**, ZK-B**, ZK-GA*, ZK-HA* reserved for historical aircraft including helicopters and gliders since 1987 ZK-FA*, ZK-FB* balloons ZK-G** gliders ZK-H**, ZK-I** helicopters ZK-RA*, ZK-RB*, ZK-RC*, ZK-RD* gyrocopters ZK-Q** marks are prohibited by ICAO Remainder for fixed wing aircraft |
| Nicaragua | YN | YN-AAA to YN-ZZZ |
| Niger | 5U | 5U-AAA to 5U-ZZZ |
| Nigeria | 5N | 5N-AAA to 5N-ZZZ |
| Norway | LN | LN-AAA to LN-ZZZ |
| Oman | A4O | A4O-AA to A4O-ZZ |
| Pakistan | AP | AP-AAA to AP-ZZZ |
| Palestine | SU-Y | SU-YAA to SU-YZZ |
| Palestine | E4 | |
| Panama | HP | HP-1000AA to HP-9999ZZ |
| Papua New Guinea | P2 | P2-AAA to P2-ZZZ |
| Paraguay | ZP | ZP-AAA to ZP-ZZZ |
| Peru | OB | OB-1000 to OB-9999 |
| Philippines | RP-C | RP-C0001 to RP-C9999 |
| Poland | SP | SP-AAA to SP-ZZZ SP-1000 to SP-3000, SP-8000 (gliders) SP-SAAA to SP-SZZZ (ultralights) SN-00AA (police and border guard) |
| Portugal | CR | CR-AAA to CR-ZZZ |
| Portugal | CS | CS-AAA to CS-ZZZ |
| Qatar | A7 | A7-AAA to A7-ZZZ |
| Réunion Island | F-OD | F-ODAA to F-ODZZ |
| Romania | YR | YR-AAA to YR-ZZZ YR-1000 to YR-9999 (Gliders) |
| Russian Federation | RA | RA-00001 to RA-99999 RA-0001A to RA-9999Z |
| Russian Federation | RF | RF-00001 to RF-99999 (state-owned aircraft) |
| Rwanda | 9XR | 9XR-AA to 9XR-ZZ |
| Saint Helena/Ascension | VQ-H | VQ-HAA to VQ-HZZ |
| Saint Kitts and Nevis | V4 | V4-AAA to V4-ZZZ |
| Saint Lucia | J6 | J6-AAA to J6-ZZZ |
| Saint Vincent and the Grenadines | J8 | J8-AAA to J8-ZZZ |
| Samoa | 5W | 5W-AAA to 5W-ZZZ |
| San Marino | T7 | T7-AAA to T7-ZZZ T7-001 to T7-999 (Microlights) |
| São Tomé and Príncipe | S9 | S9-AAA to S9-ZZZ |
| Saudi Arabia | HZ | HZ-AAA to HZ-ZZZ HZ-AA1 to HZ-ZZ99 HZ-AAA1 to HZ-ZZZ99 |
| Senegal | 6V | 6V-AAA to 6V-ZZZ |
| Serbia | YU | YU-AAA to YU-ZZZ |
| Seychelles | S7 | S7-AAA to S7-ZZZ |
| Sierra Leone | 9L | 9L-AAA to 9L-ZZZ |
| Singapore | 9V | 9V-AAA to 9V-ZZZ |
| Slovakia | OM | OM-AAA to OM-ZZZ |
| Slovenia | S5 | S5-AAA to S5-ZZZ S5-HAA to S5-HZZ (Helicopters) |
| Solomon Islands | H4 | H4-AAA to H4-ZZZ |
| Somalia | 6O | 6O-AAA to 6O-ZZZ |
| South Africa | ZS | ZS-AAA to ZS-ZZZ |
| South Africa | ZT | ZT-AAA to ZT-ZZZ |
| South Africa | ZU | ZU-AAA to ZU-ZZZ (experimental license) |
| Spain | EC | EC-AAA to EC-ZZZ EC-001 to EC-999 (Test and delivery) |
| Sri Lanka | 4R | 4R-AAA to 4R-ZZZ |
| Sudan | ST | ST-AAA to ST-ZZZ |
| Surinam | PZ | PZ-AAA to PZ-ZZZ |
| Swaziland | 3D | 3D-AAA to 3D-ZZZ |
| Sweden | SE | SE-AAA to SE-ZZZ |
| Switzerland | HB | HB-AAA to HB-ZZZ HB-1 to HB-9999 for Gliders and Motorgliders |
| Syria | YK | YK-AAA to YK-ZZZ |
| Tahiti | F-OH | F-OHAA to F-OHZZ |
| Tajikistan | EY | EY-10000 to EY-99999 |
| Tanzania | 5H | 5H-AAA to 5H-ZZZ |
| Thailand | HS | HS-AAA to HS-ZZZ |
| Togo | 5V | 5V-AAA to 5V-ZZZ |
| Tonga | A3 | A3-AAA to A3-ZZZ |
| Trinidad and Tobago | 9Y | 9Y-AAA to 9Y-ZZZ |
| Tunisia | TS | TS-AAA to TS-ZZZ |
| Turkey | TC | TC-AAA to TC-ZZZ |
| Turkmenistan | EZ | EZ-A100 to EZ-Z999 |
| Turks and Caicos | VQ-T | VQ-TAA to VQ-TZZ |
| Tuvalu | T2 | T2-AAA to T2-ZZZ |
| Uganda | 5X | 5X-AAA to 5X-ZZZ |
| Ukraine | UR | UR-AAA to UR-ZZZ UR-10000 to UR-99999 |
| United Arab Emirates | A6 | A6-AAA to A6-ZZZ |
| United Kingdom | G | G-AAAA to G-ZZZZ G-1-1 to G-99-99 (Test and delivery) G-N01AA to G-N99ZZ (dual registration of Concorde) |
| United Nations | 4U | 4U-AAA to 4U-ZZZ |
| United States of America | N | N1 to N99999 N1A to N9999Z N1AA to N999ZZ |
| Uruguay | CX | CX-AAA to CX-ZZZ |
| Uzbekistan | UK | UK-10000 to UK-99999 |
| Vanuatu | YJ | YJ-AA1 to YJ-ZZ99 |
| Venezuela | YV | YV0001 to YV9999 YV-0001A to YV-9999P YV-AAA1 to YV-ZZZ9 (Official use) |
| Vietnam | VN | VN-1000 to VN-9999 VN-A100 to VN-A999 |
| Yemen | 7O | 7O-AAA to 7O-ZZZ |
| Zambia | 9J | 9J-AAA to 9J-ZZZ |
| Zimbabwe | Z | Z-AAA to Z-ZZZ |