Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| 17th Street Canal | Canal | -1 | Jefferson | 30 00 41 N | 090 07 19 W |
| 40th Street Park | Park | 15 | East Baton Rouge | 30 27 19 N | 091 08 26 W |
| 4B Ranch Airport | Airport | 24 | Madison | 32 24 36 N | 091 20 55 W |
| A A Nelson Elementary School | School | 4 | Calcasieu | 30 10 06 N | 093 14 06 W |
| A B Palmer Park | Park | 63 | Caddo | 32 25 56 N | 093 44 52 W |
| A C Alexander Elementary School | School | -1 | Jefferson | 30 01 23 N | 090 15 40 W |
| A C Steere Elementary School | School | 50 | Caddo | 32 28 02 N | 093 43 18 W |
| A C Steere Park | Park | 50 | Caddo | 32 27 55 N | 093 43 15 W |
| A D Crossman Elementary School | School | -1 | Orleans | 29 58 19 N | 090 06 13 W |
| A E Phillips Laboratory School | School | 92 | Lincoln | 32 31 04 N | 092 39 11 W |
| A J Brown Elementary School | School | 95 | Lincoln | 32 31 31 N | 092 42 56 W |
| A J Muss Bertolino Park | Park | -2 | Jefferson | 30 01 23 N | 090 15 33 W |
| A P Carter Park | Park | 41 | Morehouse | 32 46 51 N | 091 53 30 W |
| A P Tureaud Elementary School | School | 0 | Orleans | 29 58 16 N | 090 03 39 W |
| Aaron Branch | Stream | | Tangipahoa | 30 49 09 N | 090 30 26 W |
| Aaron Street School | School | 21 | Rapides | 31 16 42 N | 092 25 43 W |
| Abba Christian Training Church | Church | 11 | Lafayette | 30 13 46 N | 092 03 37 W |
| Abbeville | Populated Place | 5 | Vermilion | 29 58 29 N | 092 08 03 W |
| Abbeville Canal | Canal | 3 | Vermilion | 29 57 44 N | 092 12 32 W |
| Abbeville Church of Christ | Church | 3 | Vermilion | 29 58 49 N | 092 09 02 W |
| Abbeville City Hall | Building | 5 | Vermilion | 29 58 25 N | 092 07 59 W |
| Abbeville Commercial Historic District | Park | 5 | Vermilion | 29 58 25 N | 092 08 10 W |
| Abbeville General Hospital | Hospital | 3 | Vermilion | 29 58 25 N | 092 06 28 W |
| Abbeville High School | School | 5 | Vermilion | 29 58 59 N | 092 06 19 W |
| Abbeville Municipal Airport | Airport | 5 | Vermilion | 29 58 33 N | 092 05 02 W |
| Abbeville Oil and Gas Field | Oilfield | 3 | Vermilion | 29 58 48 N | 092 11 00 W |
| Abbeville Post Office | Post Office | 5 | Vermilion | 29 58 31 N | 092 08 06 W |
| Abbeville Residential Historic District | Park | 2 | Vermilion | 29 58 44 N | 092 08 08 W |
| Abbeville Shopping Center | Locale | 4 | Vermilion | 29 58 49 N | 092 07 23 W |
| Abbeville United Methodist Church | Church | 5 | Vermilion | 29 58 34 N | 092 08 07 W |
| Abbeys Pond | Reservoir | 9 | St. Tammany | 30 32 01 N | 090 06 36 W |
| Abbeys Pond Dam | Dam | 9 | St. Tammany | 30 32 01 N | 090 06 36 W |
| Abbie Joe (historical) | Populated Place | 15 | Beauregard | 30 29 31 N | 093 18 12 W |
| Abby Plantation | Populated Place | 3 | Lafourche | 29 48 43 N | 090 50 27 W |
| Aben | Populated Place | 5 | Ascension | 30 06 29 N | 090 56 34 W |
| Aben Revetment | Levee | 2 | Ascension | 30 07 34 N | 090 56 38 W |
| Abiding Faith Temple | Church | 0 | Orleans | 29 58 16 N | 090 02 59 W |
| Abington | Populated Place | 43 | Red River | 32 06 42 N | 093 28 44 W |
| Abita Creek | Stream | | St. Tammany | 30 29 10 N | 090 00 31 W |
| Abita Lookout Tower | Tower | 9 | St. Tammany | 30 26 15 N | 090 02 45 W |
| Abita River | Stream | | St. Tammany | 30 27 16 N | 090 06 10 W |
| Abita Springs | Populated Place | 9 | St. Tammany | 30 28 43 N | 090 02 15 W |
| Abita Springs Cemetery | Cemetery | 9 | St. Tammany | 30 28 08 N | 090 02 04 W |
| Abita Springs Elementary School | School | 9 | St. Tammany | 30 28 50 N | 090 02 18 W |
| Abita Springs Historic District | Park | 9 | St. Tammany | 30 28 42 N | 090 02 15 W |
| Abita Springs Junior High School | School | 10 | St. Tammany | 30 28 49 N | 090 02 17 W |
| Abita Springs Post Office | Post Office | 9 | St. Tammany | 30 28 43 N | 090 02 15 W |
| Abney Country Air (subdivision) | Populated Place | 3 | St. Tammany | 30 16 54 N | 089 43 17 W |
| Abney Estates (subdivision) | Populated Place | 2 | St. Tammany | 30 15 26 N | 089 46 58 W |
| Above Old River Revetment | Levee | 5 | Concordia | 31 00 03 N | 091 38 35 W |
| Abrom Kaplan Memorial Hospital Heliport | Airport | 4 | Vermilion | 30 02 01 N | 092 17 49 W |
| Abrom Memorial Hospital | Hospital | 5 | Vermilion | 30 00 31 N | 092 17 48 W |
| Abshire Cemetery | Cemetery | 5 | Vermilion | 30 02 37 N | 092 09 17 W |
| Abshire Cemetery | Cemetery | 4 | Vermilion | 30 05 54 N | 092 20 15 W |
| Abshire Landing Strip | Airport | 5 | Vermilion | 30 04 59 N | 092 16 03 W |
| Abstent Cemetery | Cemetery | 56 | Union | 32 51 33 N | 092 11 37 W |
| Abundant Life Assembly of God Church | Church | 9 | Acadia | 30 15 05 N | 092 16 33 W |
| Abundant Life Assembly of God Church | Church | 70 | Caddo | 32 25 16 N | 093 47 28 W |
| Abundant Life Church | Church | 12 | Livingston | 30 28 27 N | 090 57 18 W |
| Abundant Life School | School | 12 | Livingston | 30 28 26 N | 090 57 10 W |
| Abundant Life Tabernacle | Church | 17 | East Baton Rouge | 30 30 17 N | 091 08 59 W |
| Academy of the Sacred Heart Chapel | Church | | Orleans | 29 55 38 N | 090 06 15 W |
| Academy of the Scared Heart | School | 11 | Orleans | 29 55 38 N | 090 06 14 W |
| Academy Park | Park | 77 | Webster | 32 37 14 N | 093 17 05 W |
| Acadia | Populated Place | 4 | Lafourche | 29 46 08 N | 090 48 05 W |
| Acadia Academy | School | 15 | Acadia | 30 25 48 N | 092 19 16 W |
| Acadia Parish | Civil | 8 | Acadia | 30 16 01 N | 092 24 00 W |
| Acadia Parish Courthouse | Building | 6 | Acadia | 30 12 53 N | 092 22 25 W |
| Acadia Parish Library | Building | 6 | Acadia | 30 13 14 N | 092 22 39 W |
| Acadia Park | Park | 3 | Lafourche | 29 46 35 N | 090 48 35 W |
| Acadia Plantation | Locale | 4 | Lafourche | 29 47 35 N | 090 47 47 W |
| Acadia Plantation (historical) | Locale | 4 | St. James | 30 03 59 N | 090 55 17 W |
| Acadia Saint Landry Hospital | Hospital | 14 | Acadia | 30 23 44 N | 092 12 40 W |
| Acadian Ambulance Service Incorporated Heliport | Airport | 12 | Lafayette | 30 14 01 N | 092 01 10 W |
| Acadian Cultural Center | Building | 2 | Lafayette | 30 12 42 N | 092 00 05 W |
| Acadian Estates (subdivision) | Populated Place | 3 | St. Tammany | 30 17 20 N | 089 50 54 W |
| Acadian Hills Country Club | Locale | 13 | Lafayette | 30 15 51 N | 092 01 30 W |
| Acadian Middle School | School | 15 | Lafayette | 30 17 05 N | 092 00 29 W |
| Acadian Perkins Plaza Shopping Center | Locale | 11 | East Baton Rouge | 30 25 17 N | 091 09 07 W |
| Acadian Place (subdivision) | Populated Place | 14 | East Baton Rouge | 30 24 40 N | 091 04 09 W |
| Acadian School | School | 23 | Rapides | 31 17 16 N | 092 24 42 W |
| Acadian School | School | 9 | Terrebonne | 29 35 00 N | 090 42 48 W |
| Acadian Thruway Shopping Center | Locale | 16 | East Baton Rouge | 30 28 05 N | 091 09 21 W |
| Acadian Villa | Populated Place | 3 | Terrebonne | 29 46 01 N | 090 49 12 W |
| Acadian Village | Park | 8 | Lafayette | 30 10 29 N | 092 05 43 W |
| Acadian Village Shopping Center | Locale | 12 | East Baton Rouge | 30 25 21 N | 091 09 12 W |
| Acadian Village Shopping Center | Locale | 4 | Lafayette | 30 11 39 N | 092 01 00 W |
| Acadian Village Shopping Center | Locale | 8 | Pointe Coupee | 30 42 10 N | 091 28 30 W |
| Acadiana (subdivision) | Populated Place | 15 | East Baton Rouge | 30 26 47 N | 091 06 45 W |
| Acadiana Baptist Church for the Deaf | Church | 10 | Lafayette | 30 13 11 N | 092 01 15 W |
| Acadiana Campsite | Locale | 10 | Lafayette | 30 15 24 N | 091 59 22 W |
| Acadiana High School | School | 10 | Lafayette | 30 12 16 N | 092 05 26 W |
| Acadiana Mall Shopping Center | Locale | 9 | Lafayette | 30 10 16 N | 092 04 31 W |
| Acadiana Mental Health Center | Hospital | 9 | Lafayette | 30 12 52 N | 092 01 41 W |
| Acadiana Navigation Channel | Channel | 0 | Iberia | 29 42 37 N | 091 55 55 W |
| Acadiana One Office Building Heliport | Airport | 8 | Lafayette | 30 10 30 N | 092 04 45 W |
| Acadiana Promenade Shopping Center | Locale | 8 | Lafayette | 30 10 13 N | 092 04 58 W |
| Acadiana Regional Airport | Airport | 6 | Iberia | 30 02 16 N | 091 53 01 W |
| Acadiana Technical College | School | 4 | Calcasieu | 30 13 29 N | 093 11 17 W |
| Acengys Pond Dam | Dam | 36 | Beauregard | 30 35 43 N | 093 26 01 W |
| Aces Creek School (historical) | School | 80 | Washington | 30 54 49 N | 090 04 14 W |
| Achee | Building | 0 | St. Mary | 29 49 48 N | 091 38 44 W |
| Achiquot Bay | Bay | 10 | Avoyelles | 31 11 23 N | 091 42 30 W |
| Ackland Church | Church | 15 | Catahoula | 31 35 56 N | 091 49 55 W |
| Acme | Populated Place | 16 | Concordia | 31 17 09 N | 091 49 13 W |
| Acme Church | Church | 15 | Concordia | 31 18 48 N | 091 50 06 W |
| Acme Church | Church | 15 | Concordia | 31 17 51 N | 091 49 30 W |
| Acree Cemetery | Cemetery | 37 | Union | 32 39 24 N | 092 16 06 W |
| Acy | Populated Place | 2 | Ascension | 30 13 08 N | 090 49 13 W |
| Acys Creek | Stream | | Washington | 30 54 21 N | 090 04 56 W |