chapman country codes
England | Wales | Scotland | Ireland | UK Islands
| Code | Country | Code | Country |
| ALL | All (One-Name Study) | ANY | Anywhere |
| SEA | At Sea | UNK | Unknown |
| ALB | Albania | DZA | Algeria |
| AND | Andorra | ATG | Antigua |
| ARG | Argentina | ARM | Armenia |
| AUS | Australia | AUT | Austria |
| BHS | Bahamas | BHR | Bahrain |
| BGD | Bangladesh | BRB | Barbados |
| BEL | Belgium | BMU | Bermuda |
| BOL | Bolivia | BRA | Brazil |
| BWI | British West Indies | MMR | Burma |
| CAN | Canada | CHI | Channel Islands |
| CHL | Chile | CHN | China |
| COL | Colombia | COG | Congo |
| CUB | Cuba | CYP | Cyprus |
| CSK | Czechoslovakia | CZE | Czech Republic |
| DNK | Denmark | DOM | Dominican Republic |
| IDN | East Indies (see Indonesia) | ECU | Ecuador |
| ECU | Ecuador | EGY | Egypt |
| EGY | Egypt | EIR | Eire (from 1922) |
| SLV | El Salvador | ENG | England |
| EST | Estonia | ETH | Ethiopia |
| FIN | Finland | FRA | France |
| DEU | Germany (Deutschland) | GHA | Ghana |
| GIB | Gibraltar | GBR | Great Britain |
| GRC | Greece | GRL | Greenland |
| HOL | Holland | HKG | Hong Kong |
| HUN | Hungary | ISL | Iceland |
| IND | India | IDN | Indonesia |
| IRN | Iran | IRQ | Iraq |
| IRL | Ireland | ISR | Israel |
| ITL | Italy | JAM | Jamaica |
| JPN | Japan | JOR | Jordan |
| KEN | Kenya | KWT | Kuwait |
| LVA | Latvia | LBN | Lebanon |
| LIE | Liechenstein | LTU | Lithuania |
| LUX | Luxembourg | MAC | Macau |
| MKD | Macedonia | MDG | Madagascar |
| MYS | Malaysia | MLT | Malta |
| MUS | Mauritius | MEX | Mexico |
| MCO | Monaco | MAR | Morocco |
| MOZ | Mozambique | NPL | Nepal |
| NLD | Netherlands | NZL | New Zealand |
| NIC | Nicaragua | NGA | Nigeria |
| NIR | Northern Ireland (from 1922) | NOR | Norway |
| PAK | Pakistan | PRY | Paraguay |
| PER | Peru | PHL | Philippines |
| POL | Poland | PRT | Portugal |
| ROM | Romania | RUS | Russia |
| SAU | Saudi Arabia | SCT | Scotland |
| SIC | Sicily | SLE | Sierra Leone |
| SGP | Singapore | SLK | Slovakia |
| SLO | Slovenia | ZAF | South Africa (Zuid Afrika) |
| SAM | South America | ESP | Spain (Espana) |
| LKA | Sri Lanka | SDN | Sudan |
| SWE | Sweden | CHE | Switzerland |
| SYR | Syria | THA | Thailand |
| TTO | Trinidad and Tobago | TUN | Tunisia |
| TUR | Turkey | UGA | Uganda |
| UKR | Ukraine | ARE | United Arab Emirates (Arab Emirates) |
| GBR | United Kingdom | USA | United States Of America |
| URY | Uruguay | VAT | Vatican City |
| VEN | Venezuela | WLS | Wales |
| WAF | West Africa | BWI | West Indies, British |
| YEM | Yemen, Republic of | YUG | Yugoslavia |
| ZAR | Zaire | ZMB | Zambia |
| ZWE | Zimbabwe |