| Country | Format | Example |
|---|---|---|
| United Arab Emirates AE | 6 digits | 00000 |
| Argentina AR | 5 digits | 1000 |
| Austria AT | 4 digits | 1010 |
| Australia AU | 4 digits | 2000 |
| Belgium BE | 4 digits | 1000 |
| Brazil BR | 8 digits (00000-000) | 01310-100 |
| Canada CA | First 3 characters (FSA) | M5V |
| Switzerland CH | 4 digits | 8001 |
| Chile CL | First 3 digits | 832 |
| China CN | 6 digits (province-level) | 100000 |
| Colombia CO | 6 digits | 110111 |
| Czechia CZ | 5 digits | 11000 |
| Germany DE | 5 digits | 10115 |
| Denmark DK | 4 digits | 1050 |
| Spain ES | 5 digits | 28001 |
| Finland FI | 5 digits | 00100 |
| France FR | 5 digits (incl. CEDEX) | 75001 |
| United Kingdom GB | Outcode | SW1A |
| Indonesia ID | 5 digits | 10110 |
| Ireland IE | Outcode | D02 |
| India IN | 6 digits | 110001 |
| Italy IT | 5 digits | 00118 |
| Japan JP | 7 digits (000-0000) | 100-0001 |
| Kenya KE | 5 digits | 00100 |
| South Korea KR | 5 digits | 03051 |
| Morocco MA | 5 digits | 10000 |
| Mexico MX | 5 digits | 01000 |
| Malaysia MY | 5 digits | 50000 |
| Netherlands NL | 4 digits | 1012 |
| Norway NO | 4 digits | 0150 |
| New Zealand NZ | 4 digits | 1010 |
| Peru PE | 5 digits | 15001 |
| Philippines PH | 4 digits | 1000 |
| Poland PL | 5 digits (00-000) | 00-001 |
| Portugal PT | 7 digits (0000-000) | 1000-001 |
| Romania RO | 6 digits | 010011 |
| Russia RU | 6 digits | 101000 |
| Sweden SE | 5 digits | 11120 |
| Singapore SG | 6 digits | 018906 |
| Thailand TH | 5 digits | 10100 |
| Türkiye TR | 5 digits | 06000 |
| Ukraine UA | 5 digits | 01001 |
| United States US | 5 digits | 90210 |
| South Africa ZA | 4 digits | 0001 |