Abbreviations : States, Provinces, Counties
These are the state, province and county codes used in BDA. Not all of these entries are mentioned in BDA at this stage.
Each state, province or county is shown with the code of the country it is in
| Code | Name | Country Code |
|---|---|---|
| ACT | Australian Capital Territory | AUS |
| NSW | New South Wales | AUS |
| NT | Northern Territory | AUS |
| QLD | Queensland | AUS |
| SA | South Australia | AUS |
| TAS | Tasmania | AUS |
| VIC | Victoria | AUS |
| WA | Western Australia | AUS |
| ALB | Alberta | CAN |
| BC | British Columbia | CAN |
| LAB | Labrador | CAN |
| MAN | Manitoba | CAN |
| NB | New Brunswick | CAN |
| NFD | Newfoundland | CAN |
| NFD | Newfoundland & Labrador | CAN |
| NS | Nova Scotia | CAN |
| NU | Nunavut | CAN |
| NWT | Northwest Territories | CAN |
| ONT | Ontario | CAN |
| PEI | Prince Edward Island | CAN |
| QUE | Quebec | CAN |
| SAS | Saskatchewan | CAN |
| YT | Yukon | CAN |
| ALD | Alderney | CHI |
| GSY | Guernsey | CHI |
| JSY | Jersey | CHI |
| SRK | Sark | CHI |
| BDF | Bedfordshire | ENG |
| BKM | Buckinghamshire | ENG |
| BRK | Berkshire | ENG |
| CAM | Cambridgeshire | ENG |
| CHS | Cheshire | ENG |
| CON | Cornwall | ENG |
| CUL | Cumberland | ENG |
| DBY | Derbyshire | ENG |
| DEV | Devon | ENG |
| DOR | Dorset | ENG |
| DUR | Durham | ENG |
| ERY | Yorkshire [East Riding] | ENG |
| ESS | Essex | ENG |
| GLS | Gloucestershire | ENG |
| HAM | Hampshire [Hants] | ENG |
| HEF | Herefordshire | ENG |
| HRT | Hertfordshire | ENG |
| HUN | Huntingdonshire | ENG |
| KEN | Kent | ENG |
| LAN | Lancashire | ENG |
| LEI | Leicestershire | ENG |
| LIN | Lincolnshire | ENG |
| MDX | Middlesex | ENG |
| NBL | Northumberland | ENG |
| NFK | Norfolk | ENG |
| NRY | Yorkshire [North Riding] | ENG |
| NTH | Northamptonshire | ENG |
| NTT | Nottinghamshire | ENG |
| OXF | Oxfordshire | ENG |
| RUT | Rutland | ENG |
| SAL | Shropshire [Salop] | ENG |
| SFK | Suffolk | ENG |
| SOM | Somerset | ENG |
| SRY | Surrey | ENG |
| SSX | Sussex | ENG |
| STS | Staffordshire | ENG |
| WAR | Warwickshire | ENG |
| WES | Westmoreland | ENG |
| WIL | Wiltshire | ENG |
| WOR | Worcestershire | ENG |
| WRY | Yorkshire [West Riding] | ENG |
| YKS | Yorkshire | ENG |
| ANB | Anhalt-Bernburg (1863) | GER |
| AND | Anhalt-Dessau (1863) | GER |
| ANH | Anhalt | GER |
| BAD | Baden | GER |
| BAV | Bayern [Bavaria] | GER |
| BAW | West Baden-Wurttemburg | GER |
| BAY | West Bayern | GER |
| BLN | Berlin | GER |
| BLO | East Berlin | GER |
| BLW | West West Berlin | GER |
| BRA | Brandenburg | GER |
| BRD | West | GER |
| BRM | Bremen | GER |
| BRM | West Bremen | GER |
| BSW | Braunschweig [Brunswick] | GER |
| COT | East Cottbus | GER |
| DDR | East | GER |
| DRE | East Desden | GER |
| ELO | Elsass-Lothr [Alsace-Lorraine] | GER |
| ERF | East Erfurt | GER |
| FFO | East Frankfurt/Oder | GER |
| GHE | Ghzm Hessen [Grand Dukedom Hesse] | GER |
| GRA | East Gera | GER |
| HAL | East Halle | GER |
| HAN | Hanover | GER |
| HBG | Hamburg | GER |
| HBG | West Hamburg | GER |
| HEN | Hessen-Nassau | GER |
| HES | West Hessen [Hesse] | GER |
| HOH | Hohenzollern | GER |
| KMS | East Karl-Marx-Stadt | GER |
| KSA | Kgr Sachsen [Kingdom Saxony] | GER |
| LIP | Lippe | GER |
| LPZ | East Leipzig | GER |
| LUE | Lubeck | GER |
| MAG | East Magdeburg | GER |
| MEK | Mecklenburg | GER |
| MST | M-Streliz | GER |
| MSW | M-Schwerin | GER |
| NBR | East Neubrandenburg | GER |
| NRW | West Nordrhein-Westfalen Nth Rhine-Westfalia] | GER |
| NSA | West Niedersachsen | GER |
| OLD | Oldenburg | GER |
| OPR | Ostpreussen [East Prussia] | GER |
| POM | Pommern [Pommerania] | GER |
| POS | Posen | GER |
| POT | East Potsdam | GER |
| PRE | Preussen Allg [Prussia] | GER |
| PSA | Province Sachsen [Province Saxony] | GER |
| PYR | Pyrmont | GER |
| REU | Reuss | GER |
| RPF | West Rheinland-Pfalz [Rhineland-Palatinale] | GER |
| RPR | Rheinprovinz | GER |
| RST | East Rostock | GER |
| SAA | West Saarland | GER |
| SAB | Sachsen-Altenburg | GER |
| SCG | Sachsen-Coburg-Gotha | GER |
| SHO | Schleswig-Holstein | GER |
| SHO | West Schleswig-Holstein | GER |
| SIL | Schlesien [Silesia] | GER |
| SLP | Schaumburg-Lippe | GER |
| SME | Sachsen-Meinigen | GER |
| SRU | Sachsen-Rudolstadt | GER |
| SSD | Sachsen-Sondershausen | GER |
| SUH | East Suhl | GER |
| SWE | Sachsen-Weimar | GER |
| SWR | East Schwerin | GER |
| THU | Thuringen | GER |
| WAL | Waldeck | GER |
| WEF | Westfalen | GER |
| WPR | Westpreussen [West Prussia] | GER |
| WUE | Wurttemburg | GER |
| ANT | Antrim | IRL |
| ARM | Armagh | IRL |
| CAR | Carlow | IRL |
| CAV | Cavan | IRL |
| CLA | Clare | IRL |
| COR | Cork | IRL |
| DON | Donegal | IRL |
| DOW | Down | IRL |
| DRY | Derry | IRL |
| DRY | Londonderry [Derry] | IRL |
| DUB | Dublin | IRL |
| FER | Fermanagh | IRL |
| GAL | Galway | IRL |
| KER | Kerry | IRL |
| KID | Kildare | IRL |
| KIK | Kilkenny | IRL |
| LET | Leitrim | IRL |
| LEX | Leix [Queens] | IRL |
| LIM | Limerick | IRL |
| LOG | Longford | IRL |
| LOU | Louth | IRL |
| MAY | Mayo | IRL |
| MEA | Meath | IRL |
| MOG | Monaghan | IRL |
| OFF | Offaly [Kings] | IRL |
| ROS | Roscommon | IRL |
| SLI | Sligo | IRL |
| TIP | Tipperary | IRL |
| TYR | Tyrone | IRL |
| WAT | Waterford | IRL |
| WEM | Westmeath | IRL |
| WEX | Wexford | IRL |
| WIC | Wicklow | IRL |
| SIC | Sicily | ITL |
| BOH | Bohmen [Bohemia] | OST |
| BUR | Burgenland | OST |
| KAR | Austria Karnten [Carynthia] | OST |
| KRA | Krain [Carniola] | OST |
| MAE | Mahren [Moravia] | OST |
| NOE | Niederosterreich [Lower Austria] | OST |
| OOE | Austria Oberosterreich [Upper Austria] | OST |
| SLZ | Austria Salzburg | OST |
| STY | Steirmark [Styria] | OST |
| TIR | Tirol [Tyrolia] | OST |
| VOR | Vorarlberg | OST |
| WIE | Wien [Vienna] | OST |
| PCN | Pitcairn Island | PAC |
| ABD | Aberdeen | SCT |
| ANS | Angus | SCT |
| ARL | Argyll | SCT |
| AYR | Ayr | SCT |
| BAN | Banff | SCT |
| BEW | Berwick | SCT |
| BUT | Bute | SCT |
| CAI | Caithness | SCT |
| CLK | Clackmannan | SCT |
| DFS | Dumfries | SCT |
| DNB | Dumbarton | SCT |
| ELN | East Lothian | SCT |
| FIF | Fife | SCT |
| INV | Inverness | SCT |
| KCD | Kincardine | SCT |
| KKD | Kirkcudbright | SCT |
| KRS | Kinross | SCT |
| LKS | Lanark | SCT |
| MLN | Midlothian | SCT |
| MOR | Moray | SCT |
| NAI | Nairn | SCT |
| OKI | Orkney Isles | SCT |
| PEE | Peebles | SCT |
| PER | Perth | SCT |
| RFW | Renfrew | SCT |
| ROC | Ross & Cromarty | SCT |
| ROX | Roxburgh | SCT |
| SEL | Selkirk | SCT |
| SHI | Shetland | SCT |
| STI | Stirling | SCT |
| SUT | Sutherland | SCT |
| WIG | Wigtown | SCT |
| WLN | West Lothian | SCT |
| AK | Alaska | USA |
| AL | Alabama | USA |
| AR | Arkansas | USA |
| AZ | Arizona | USA |
| CA | California | USA |
| CO | Colorado | USA |
| CT | Connecticut | USA |
| DC | District of Columbia | USA |
| DE | Delaware | USA |
| FL | Florida | USA |
| GA | Georgia | USA |
| HI | Hawaii | USA |
| IA | Iowa | USA |
| ID | Idaho | USA |
| IL | Illinois | USA |
| IN | Indiana | USA |
| KS | Kansas | USA |
| KY | Kentucky | USA |
| LA | Louisiana | USA |
| MA | Massachusetts | USA |
| MD | Maryland | USA |
| ME | Maine | USA |
| MI | Michigan | USA |
| MN | Minnesota | USA |
| MO | Missouri | USA |
| MS | Mississippi | USA |
| MT | Montana | USA |
| NC | North Carolina | USA |
| ND | North Dakota | USA |
| NE | Nebraska | USA |
| NH | New Hampshire | USA |
| NJ | New Jersey | USA |
| NM | New Mexico | USA |
| NV | Nevada | USA |
| NY | New York | USA |
| OH | Ohio | USA |
| OK | Oklahoma | USA |
| OR | Oregon | USA |
| PA | Pennsylvania | USA |
| RI | Rhode Island | USA |
| SC | South Carolina | USA |
| SD | South Dakota | USA |
| TN | Tennessee | USA |
| TX | Texas | USA |
| UT | Utah | USA |
| VA | Virginia | USA |
| VT | Vermont | USA |
| WAS | Washington State | USA |
| WI | Wisconsin | USA |
| WV | West Virginia | USA |
| WY | Wyoming | USA |
| AGY | Anglesey | WLS |
| BRE | Brecknockshire [Breconshire] | WLS |
| CAE | Caernarvon | WLS |
| CGN | Cardiganshire | WLS |
| CMN | Carmarthen | WLS |
| DEN | Denbighshire | WLS |
| FLN | Flintshire | WLS |
| GLA | Glamorgan | WLS |
| MER | Merioneth | WLS |
| MGY | Montgomeryshire | WLS |
| MON | Monmouthshire | WLS |
| PEM | Pembroke | WLS |
| RAD | Radnorshire | WLS |