1850 Atlas
| Name | What | Place | Pop | Other |
| Cameron | PO | Clinton Co, PA | ||
| Cameron | PO | Milan Co, TX | ||
| Cameron | PT | Steuben Co, NY | 1,701 | water by Canisteo river |
| Cameron Mills | PO | Steuben Co, NY | ||
| Camillus | PT | Onondaga Co, NY | 3,016 | on Erie canal & Nine-mile creek |
| Campbell | PV, CH | Campbell Co, VA | seat of justice | |
| Campbell | T | Warwick Co, IN | 1,157 | |
| Campbell | PO | Coles Co, IL | ||
| Campbell | PO | Lawrence Co, OH | ||
| Campbell | T | Steuben Co, NY | 1,175 | water by Conhocton river |
| Campbell Creek | PO | Bath twp, Steuben Co, NY | ||
| Campbell's Bridge | PO | Marion dist, SC | ||
| Campbell's Corners | PO | Oakland Co, MI | ||
| Campbell's Mills | PO | Windham Co, CT | ||
| Campbell's Port | PO | Portage Co, OH | ||
| Campbell's Station | PO | Knox Co, TN | ||
| Campbell's Store | PO | Pendleton Co, VA | ||
| Campbell's Rest | PO | Sullivan Co, TN | ||
| Campbellsburgh | PV | Henry Co, KY | ||
| Campbellsville | PV | Giles Co, TN | ||
| Campbellsville | PV | Greene Co, KY | ||
| Campbellton | PV, CH | Campbell Co, GA | seat of justice, water by Chattahoochee river | |
| Campbellton | PO | Jackson Co, FL | ||
| Campbellton | PO | Itawamba Co, MS | ||
| Campbelltown | PO | Campbell Twp, Steuben Co, NY | ||
| Campbelltpwn | PV | Lebanon Co, PA | ||
| Campbellville | PO | Sullivan Co, PA | ||
| Campbellville | PO | Dutchess Co, NC | ||
| Camp Branch | T | Warren Co, MO | ||
| Camp Call | PO | Cleveland Co, NC | ||
| Camp Charlotte | PO | Pickaway Co, OH | ||
| Camp Creek | PO | Livingston Co, KY | ||
| Camp Creek | PO | Greene Co, TN | ||
| Camp Creek | T | Pike Co, OH | ||
| Camp Creek | PO | Kosciusko Co, IN | ||
| Camp Creek | PO | Hancock Co, IL | ||
| Camp Creek | PO | Jefferson Co, AR | ||
| Campello | PO | Plymouth Co, MA | ||
| Camp Ground | PO | Pickens dist, SC | ||
| Camp Ground | PO | Appling Co, GA | ||
| Camp Hill | PO | Tallapoosa Co, AL | ||
| Camp Izard | PO | Marion Co, FL | ||
| Campobella | PO | Spartanburgh dist, SC | ||
| Camp Point | PO | Adams Co, IL | ||
| Camp Ridge | PO | Williamsburgh dist, SC | ||
| Camp Spring | PO | Lawrence Co, AL | ||
| Campti | PO | Natchitotches parish, LA | ||
| Campton | PO | Kane Co, IL | ||
| Campton | PT | Grafton Co, NH | 1,439 | water by Pemigewasset river |
| Campton Village | PO | Grafton Co, NH | ||
| Camptown | PV | Owego twp, Essex Co, NJ | water by Elizabeth river | |
| Camptown | PO | Bradford Co, PA | ||
| Campville | PO | Owego twp, Tioga Co, NY | ||
| Campville | PO | Litchfield Co, CT | ||
| Campville | PO | Coles Co, IL | ||
| Cana | PO | Jennings Co, IN | ||
| Canaan | PT | Grafton Co, NH | 1,682 | water by Masconty river |
| Canaan | PT | Somerset Co, ME | 1,696 | water by Kennebec river |
| Canaan | PT | Essex Co, VT | 471 | water by Connecticut river |
| Canaan | PT | Litchfield Co, CT | 2,627 | water by Housatonic river |
| Canaan | PT | Columbia Co, NY | 1,941 | water by Kinderhook creek |
| Canaan | PT | Wayne Co, PA | 1,938 | water by Lackawaxen creek |
| Canaan | PT | Wayne Co, OH | 1,923 | |
| Canaan | PV | Jefferson Co, IN | ||
| Canaan | T | Hillsdale Co, MI | 594 | |
| Canaan | T | Madison Co, OH | 565 | |
| Canaan | T | Marion Co, OH | 982 | |
| Canaan | T | Athens Co, OH | 1,142 | water by Hockhocking river |
| Canaan | PO | Marion Co, AL | ||
| Canaan Centre | PV | Canaan two, Columbia Co, NY | ||
| Canaan Four Corners | PV | Canaan twp, Columbia Co, NY | ||
| Canaanville | PO | Athens Co, OH | ||
| Canadian | PO | Mississippi Co, AR | ||
| Canadice | PT | Ontario Co, NY | ||
| Canajohaire | PT | Montgomery Co, NY | 4,097 | water by Mohawk river, Bowman's & Otsquake creeks |
| Canal | PO | Van Buren twp, Onondaga Co, NY | ||
| Canal | PO | Warwick Co, IN | water by Big Pigeon creek | |
| Canal | PT | Venango Co, PA | 870 | |
| Canal Dover | PO | Dover twp, Tuscarawas Co, OH | ||
| Canal Fulton | PV | Lawrence twp, Tuscarawas Co, OH | water by Tuscarawas river | |
| Canal Port | PO | Allen Co, IN | ||
| Canal Lewisville | PO | Coshocton Co, OH | ||
| Canal Winchester | PO | Fairfield Co, OH | ||
| Canandaigua | PT, CH | Ontario Co, NY | 6,143 | seat of justice, on Canandaigua lake |
| Canandaigua | PV | Lenawee Co, MI | water by Bean creek | |
| Canasauga | PV | Bradley Co, TN | ||
| Canastota | PV | Lenox twp, Madison Co, NY | on the Erie canal | |
| Candia | PT | Rockingham Co, NH | 1,482 | |
| Candleville | PO | Coffee Co, AL | ||
| Candor | PT | Tioga Co, NY | 3,433 | water by Coottotong & West Owego creeks |
| Candor | PV | Washington Co, PA | ||
| Candor Centre | PO | Tioga Co, NY | ||
| Caneadea | PT | Alleghany Co, NY | 1,477 | water by Genesee river |
| Cane Bottom | PO | Lauderdale Co, TN | ||
| Cane Creek | PO | Chatham Co, NC | ||
| Cane Creek | PO | Lincoln Co, TN | ||
| CaneCreek | PO | Butler Co, MO | ||
| Cane Creek | PO | White Co, IL | ||
| Cane Creek | PO | Benton Co, AL | ||
| Cane Creek | PO | Wayne Co, MO | ||
| Cane Creek | PO | Franklin Co, AL | ||
| Cane Hill | PT | Washington Co, AR | 1,082 | |
| Cane Point | PO | Troup Co, GA | ||
| Cane Ridge | PO | Claiborne parish, LA | ||
| Cane Spring | PO | Bullitt Co, KY | ||
| Caney | PO | Matagorda Co, TX | ||
| Caney Branch | PO | Greene Co, TN | ||
| Caney Bridge | PO | Chicot Co, AR | ||
| Caney Fork | PO | Warren Co, TN | ||
| Caney Spring | PO | Marshall Co, TN | ||
| Caneyville | PV | Grayson Co, KY | ||
| Canfield | PT | Mahoning Co, OH | 1,463 | |
| Canfield's Corner | PO | Nichols twp, Tioga Co, NY | ||
| Canicello | PO | Rockbridge Co, VA | ||
| Canisteo | PT | Steuben Co, NY | 2,030 | water by Canisteo river |
| Cannaday Gap | PO | Floyd Co, VA | ||
| Cannelton | PO | Perry Co, IN | ||
| Cannonsburgh | PO | Kent Co, MI | ||
| Cannonsburgh | PO | Greenup Co, KY | ||
| Cannonsburgh | PO | Hancock Co, OH | ||
| Cannonsburgh | PB | Washington Co, PA | 627 | water by Chartier's creek, seat of Jefferson College |
| Cannon's Ferry | PO | Sussex Co, DE | ||
| Cannon's Mill | PO | Columbiana Co, OH | ||
| Cannon Store | PO | Sevier Co, AR | ||
| Cannon's Sotre | PO | Spartanburgh dist, SC | ||
| Cannonsville | PO | Tompkins twp, Delaware Co, NY | ||
| Canoe Creek | PO | Burke Co, NC | ||
| Canoga | PV | Fayette twp, Seneca Co, NY | ||
| Cantatoe | PO | Bedford twp, Westchester Co, NY | ||
| Cantochee | PO | Emanuel Co, GA | ||
| Canterbury | PT | Merrimack Co, NH | 1,614 | water by Merrimack river |
| Canterbury | PT | Windham Co, CT | 1,668 | water by Quinnebaug river |
| Canterbury | PV | Cornwall twp, Orange Co, NY | ||
| Canterbury | PV | Kent Ci, DE | water by Motherkili creek | |
| Canton | PT | Oxford Co, ME | 926 | water by Androscoggin river |
| Canton | PT | Norfolk Co, MA | 2,698 | water by Neponset river |
| Canton | PT | Hartford Co, CT | 1,986 | water by Farmington river |
| Canton | PT, CH | St Lawrence Co, NY | 4,685 | seat of justice, water by Grass & Oswegatchie rivers |
| Canton | PV | Salem Co, NJ | ||
| Canton | PT | Bradford Co, OA | 1,746 | water by Towanda creek |
| Canton | T | Washington Co, PA | 1,281 | water by Chartier's creek |
| Canton | PT, CH | Stark Co, OH | 4.322 | seat of justice, water by Nimishillen creek |
| Canton | PV | Washington Co, IN | ||
| Canton | PV | Fulton Co, IL | 1,568 | |
| Canton | PO | Jackson Co, IA | ||
| Canton | PV, CH | Cherokee Co, GA | seat of justice, water by Etowah river | |
| Canton | PV | Wilcox Co, AL | ||
| Canton | PV | Trigg Co, KY | water by Cumberland river | |
| Canton | PV, CH | Madison Co, MS | seat of justice | |
| Canton | PV | Lawrence Co, AR | ||
| Canton | PO | Smith Co, TX | ||
| Canton Centre | PV | Canton Twp, Hartford Co, CT | ||
| Canton Mills | PO | Oxford Co, ME | ||
| Cantrell's Cross Roads | PO | McMinn Co, TN | ||
| Cantwell's Bridge | PV | New Castle Co, DE | 505 | water by Appoquinimink creek |
| Cap Au Grey | PO | Lincoln Co, MO | ||
| Cape Elizabeth | T | no county listed, ME | has 6 miles south of Portland | |
| Cape Fare | PO | Taney Co, MO | ||
| Cape Girardeau | PV | Cape Girardeau Co, MO | water by Mississippi river | |
| Cape Island | PV | Cape May Co, NJ | ||
| Cap May | PV, CH | Middle twp, Cape May Co, NJ | seat of justice, on Atlantic ocean | |
| Cape Neddick | PO | York Co, ME | ||
| Cape's Creek | PO | Newton Co, MO | ||
| Capreville | PO | Northampton Co, VA | ||
| Cape Vincent | PV | Lyme Twp, Jefferson Co, NY | water by St Lawrence river | |
| Captino | PO | York twp, Belmont Co, OH | ||
| Capon Bridge | PO | Hampshire Co, VA | ||
| Capon Springs | PO | Hampshire Co, VA |