User:Juliancolton/List of counties/A-B
- Abbeville County, South Carolina
- Acadia Parish, Louisiana
- Accomack County, Virginia
- Ada County, Idaho
- Adair County, Iowa
- Adair County, Kentucky
- Adair County, Missouri
- Adair County, Oklahoma
- Adams County, Colorado
- Adams County, Idaho
- Adams County, Illinois
- Adams County, Indiana
- Adams County, Iowa
- Adams County, Mississippi
- Adams County, Nebraska
- Adams County, North Dakota
- Adams County, Ohio
- Adams County, Pennsylvania
- Adams County, Washington
- Adams County, Wisconsin
- Addison County, Vermont
- Aiken County, South Carolina
- Aitkin County, Minnesota
- Alachua County, Florida
- Alamance County, North Carolina
- Alameda County, California
- Alamosa County, Colorado
- Albany County, New York
- Albany County, Wyoming
- Albemarle County, Virginia
- Alcona County, Michigan
- Alcorn County, Mississippi
- Aleutians East Borough, Alaska
- Aleutians West Census Area, Alaska
- Alexander County, Illinois
- Alexander County, North Carolina
- Alfalfa County, Oklahoma
- Alger County, Michigan
- Allamakee County, Iowa
- Allegan County, Michigan
- Allegany County, Maryland
- Allegany County, New York
- Alleghany County, North Carolina
- Alleghany County, Virginia
- Allegheny County, Pennsylvania
- Allen County, Indiana
- Allen County, Kansas
- Allen County, Kentucky
- Allen County, Ohio
- Allen Parish, Louisiana
- Allendale County, South Carolina
- Alpena County, Michigan
- Alpine County, California
- Amador County, California
- Amelia County, Virginia
- Amherst County, Virginia
- Amite County, Mississippi
- Municipality of Anchorage, Alaska (a consolidated city-borough under Alaska law)
- Anderson County, Kansas
- Anderson County, Kentucky
- Anderson County, South Carolina
- Anderson County, Tennessee
- Anderson County, Texas
- Andrew County, Missouri
- Andrews County, Texas
- Androscoggin County, Maine
- Angelina County, Texas
- Anne Arundel County, Maryland
- Anoka County, Minnesota
- Anson County, North Carolina
- Antelope County, Nebraska
- Antrim County, Michigan
- Apache County, Arizona
- Appanoose County, Iowa
- Appling County, Georgia
- Appomattox County, Virginia
- Aransas County, Texas
- Arapahoe County, Colorado
- Archer County, Texas
- Archuleta County, Colorado
- Arenac County, Michigan
- Arkansas County, Arkansas
- Arlington County, Virginia
- Armstrong County, Pennsylvania
- Armstrong County, Texas
- Aroostook County, Maine
- Arthur County, Nebraska
- Ascension Parish, Louisiana
- Ashe County, North Carolina
- Ashland County, Ohio
- Ashland County, Wisconsin
- Ashley County, Arkansas
- Ashtabula County, Ohio
- Asotin County, Washington
- Assumption Parish, Louisiana
- Atascosa County, Texas
- Atchison County, Kansas
- Atchison County, Missouri
- Athens County, Ohio
- Atkinson County, Georgia
- Atlantic County, New Jersey
- Atoka County, Oklahoma
- Attala County, Mississippi
- Audrain County, Missouri
- Audubon County, Iowa
- Auglaize County, Ohio
- Augusta County, Virginia
- Aurora County, South Dakota
- Austin County, Texas
- Autauga County, Alabama
- Avery County, North Carolina
- Avoyelles Parish, Louisiana
- Baca County, Colorado
- Bacon County, Georgia
- Bailey County, Texas
- Baker County, Florida
- Baker County, Georgia
- Baker County, Oregon
- Baldwin County, Alabama
- Baldwin County, Georgia
- Ballard County, Kentucky
- Baltimore County, Maryland
- Bamberg County, South Carolina
- Bandera County, Texas
- Banks County, Georgia
- Banner County, Nebraska
- Bannock County, Idaho
- Baraga County, Michigan
- Barber County, Kansas
- Barbour County, Alabama
- Barbour County, West Virginia
- Barnes County, North Dakota
- Barnstable County, Massachusetts
- Barnwell County, South Carolina
- Barren County, Kentucky
- Barron County, Wisconsin
- Barrow County, Georgia
- Barry County, Michigan
- Barry County, Missouri
- Bartholomew County, Indiana
- Barton County, Kansas
- Barton County, Missouri
- Bartow County, Georgia
- Bastrop County, Texas
- Bates County, Missouri
- Bath County, Kentucky
- Bath County, Virginia
- Baxter County, Arkansas
- Bay County, Florida
- Bay County, Michigan
- Bayfield County, Wisconsin
- Baylor County, Texas
- Beadle County, South Dakota
- Bear Lake County, Idaho
- Beaufort County, North Carolina
- Beaufort County, South Carolina
- Beauregard Parish, Louisiana
- Beaver County, Oklahoma
- Beaver County, Pennsylvania
- Beaver County, Utah
- Beaverhead County, Montana
- Becker County, Minnesota
- Beckham County, Oklahoma
- Bedford County, Pennsylvania
- Bedford County, Tennessee
- Bedford County, Virginia
- Bee County, Texas
- Belknap County, New Hampshire
- Bell County, Kentucky
- Bell County, Texas
- Belmont County, Ohio
- Beltrami County, Minnesota
- Ben Hill County, Georgia
- Benewah County, Idaho
- Bennett County, South Dakota
- Bennington County, Vermont
- Benson County, North Dakota
- Bent County, Colorado
- Benton County, Arkansas
- Benton County, Indiana
- Benton County, Iowa
- Benton County, Minnesota
- Benton County, Mississippi
- Benton County, Missouri
- Benton County, Oregon
- Benton County, Tennessee
- Benton County, Washington
- Benzie County, Michigan
- Bergen County, New Jersey
- Berkeley County, South Carolina
- Berkeley County, West Virginia
- Berks County, Pennsylvania
- Berkshire County, Massachusetts
- Bernalillo County, New Mexico
- Berrien County, Georgia
- Berrien County, Michigan
- Bertie County, North Carolina
- Bethel Census Area, Alaska
- Bexar County, Texas
- Bibb County, Alabama
- Bibb County, Georgia
- Bienville Parish, Louisiana
- Big Horn County, Montana
- Big Horn County, Wyoming
- Big Stone County, Minnesota
- Billings County, North Dakota
- Bingham County, Idaho
- Black Hawk County, Iowa
- Blackford County, Indiana
- Bladen County, North Carolina
- Blaine County, Idaho
- Blaine County, Montana
- Blaine County, Nebraska
- Blaine County, Oklahoma
- Blair County, Pennsylvania
- Blanco County, Texas
- Bland County, Virginia
- Bleckley County, Georgia
- Bledsoe County, Tennessee
- Blount County, Alabama
- Blount County, Tennessee
- Blue Earth County, Minnesota
- Boise County, Idaho
- Bolivar County, Mississippi
- Bollinger County, Missouri
- Bon Homme County, South Dakota
- Bond County, Illinois
- Bonner County, Idaho
- Bonneville County, Idaho
- Boone County, Arkansas
- Boone County, Illinois
- Boone County, Indiana
- Boone County, Iowa
- Boone County, Kentucky
- Boone County, Missouri
- Boone County, Nebraska
- Boone County, West Virginia
- Borden County, Texas
- Bosque County, Texas
- Bossier Parish, Louisiana
- Botetourt County, Virginia
- Bottineau County, North Dakota
- Boulder County, Colorado
- Boundary County, Idaho
- Bourbon County, Kansas
- Bourbon County, Kentucky
- Bowie County, Texas
- Bowman County, North Dakota
- Box Butte County, Nebraska
- Box Elder County, Utah
- Boyd County, Kentucky
- Boyd County, Nebraska
- Boyle County, Kentucky
- Bracken County, Kentucky
- Bradford County, Florida
- Bradford County, Pennsylvania
- Bradley County, Arkansas
- Bradley County, Tennessee
- Branch County, Michigan
- Brantley County, Georgia
- Braxton County, West Virginia
- Brazoria County, Texas
- Brazos County, Texas
- Breathitt County, Kentucky
- Breckinridge County, Kentucky
- Bremer County, Iowa
- Brevard County, Florida
- Brewster County, Texas
- Briscoe County, Texas
- Bristol Bay Borough, Alaska
- Bristol County, Massachusetts
- Bristol County, Rhode Island
- Broadwater County, Montana
- Bronx County, New York
- Brooke County, West Virginia
- Brookings County, South Dakota
- Brooks County, Georgia
- Brooks County, Texas
- Broome County, New York
- Broomfield County, Colorado
- Broward County, Florida
- Brown County, Illinois
- Brown County, Indiana
- Brown County, Kansas
- Brown County, Minnesota
- Brown County, Nebraska
- Brown County, Ohio
- Brown County, South Dakota
- Brown County, Texas
- Brown County, Wisconsin
- Brule County, South Dakota
- Brunswick County, North Carolina
- Brunswick County, Virginia
- Bryan County, Georgia
- Bryan County, Oklahoma
- Buchanan County, Iowa
- Buchanan County, Missouri
- Buchanan County, Virginia
- Buckingham County, Virginia
- Bucks County, Pennsylvania
- Buena Vista County, Iowa
- Buffalo County, Nebraska
- Buffalo County, South Dakota
- Buffalo County, Wisconsin
- Bullitt County, Kentucky
- Bulloch County, Georgia
- Bullock County, Alabama
- Buncombe County, North Carolina
- Bureau County, Illinois
- Burke County, Georgia
- Burke County, North Carolina
- Burke County, North Dakota
- Burleigh County, North Dakota
- Burleson County, Texas
- Burlington County, New Jersey
- Burnet County, Texas
- Burnett County, Wisconsin
- Burt County, Nebraska
- Butler County, Alabama
- Butler County, Iowa
- Butler County, Kansas
- Butler County, Kentucky
- Butler County, Missouri
- Butler County, Nebraska
- Butler County, Ohio
- Butler County, Pennsylvania
- Butte County, California
- Butte County, Idaho
- Butte County, South Dakota
- Butts County, Georgia
