Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Watson Cemetery | Cemetery | 1 | Livingston | 30 19 58 N | 090 50 27 W |
| Wax Bayou | Gut | 1 | Terrebonne | 29 17 24 N | 090 43 31 W |
| Wax Lake | Lake | 1 | St. Mary | 29 36 10 N | 091 24 49 W |
| WCKW-AM (Garyville) | Tower | 1 | St. John the Baptist | 30 04 36 N | 090 37 17 W |
| WCKW-FM (Laplace) | Tower | 1 | St. James | 29 57 14 N | 090 43 25 W |
| Wedell Monument | Park | 1 | Orleans | 29 58 57 N | 090 06 38 W |
| Weeks Canal | Canal | 1 | Iberia | 29 53 43 N | 091 45 06 W |
| Weeks Island Oil and Gas Field | Oilfield | 1 | Iberia | 29 50 01 N | 091 48 05 W |
| West Bank Cathedral Academy | School | 1 | Jefferson | 29 53 02 N | 090 07 48 W |
| West Branch Grand Bayou | Gut | 1 | St. Bernard | 29 57 23 N | 089 33 48 W |
| West Burton Gas Field | Oilfield | 1 | St. James | 29 59 07 N | 090 57 14 W |
| West Cameron Gas Field | Oilfield | 1 | Cameron | 29 49 08 N | 093 21 21 W |
| West Cove Canal | Canal | 1 | Cameron | 29 53 56 N | 093 21 50 W |
| West Delta Farms Oil and Gas Field | Oilfield | 1 | Lafourche | 29 38 03 N | 090 12 41 W |
| West Delta Receiving Station Heliport | Airport | 1 | Plaquemines | 29 13 09 N | 089 23 49 W |
| West End | Populated Place | 1 | Orleans | 30 01 23 N | 090 06 45 W |
| West End Park | Park | 1 | Orleans | 30 01 31 N | 090 07 00 W |
| West Jefferson High School | School | 1 | Jefferson | 29 54 12 N | 090 04 27 W |
| West Jetty | Dam | 1 | Plaquemines | 28 59 28 N | 089 08 23 W |
| West Johnson Bayou Gas Field | Oilfield | 1 | Cameron | 29 45 11 N | 093 48 59 W |
| West Lake Verret Oil and Gas Field | Oilfield | 1 | St. Martin | 29 51 24 N | 091 14 04 W |
| West Marrero Baptist Church | Church | 1 | Jefferson | 29 53 57 N | 090 07 45 W |
| West Pointe A La Hache | Populated Place | 1 | Plaquemines | 29 34 11 N | 089 48 02 W |
| West Saint Charles Baptist Church | Church | 1 | St. Charles | 29 54 15 N | 090 22 32 W |
| West Side Shopping Center | Locale | 1 | Jefferson | 29 54 57 N | 090 03 02 W |
| Westminster Presbyterian Church | Church | 1 | Orleans | 29 55 44 N | 090 05 20 W |
| Westwego Church of God in Christ | Church | 1 | Jefferson | 29 54 34 N | 090 08 53 W |
| Westwego Elementary School | School | 1 | Jefferson | 29 54 24 N | 090 08 34 W |
| Westwego Post Office | Post Office | 1 | Jefferson | 29 53 51 N | 090 08 15 W |
| Westwood Baptist Church | Church | 1 | Calcasieu | 30 15 46 N | 093 15 31 W |
| Whiskey Island | Island | 1 | Terrebonne | 29 02 53 N | 090 47 21 W |
| Whisky Bay | Bay | 1 | West Baton Rouge | 30 23 30 N | 091 20 47 W |
| White Castle Oil Field | Oilfield | 1 | Iberville | 30 10 09 N | 091 22 03 W |
| White Castle Oil Field | Oilfield | 1 | Iberville | 30 07 36 N | 091 14 37 W |
| White Rose Landing | Locale | 1 | St. John the Baptist | 30 02 20 N | 090 36 09 W |
| White Rose Landing | Locale | 1 | St. John the Baptist | 30 02 28 N | 090 35 58 W |
| Whitehall Canal | Canal | 1 | St. Bernard | 29 51 12 N | 089 49 46 W |
| Whitney Landing | Locale | 1 | St. John the Baptist | 30 02 42 N | 090 38 49 W |
| Wilberts Canal | Canal | 1 | Iberville | 30 12 38 N | 091 17 33 W |
| Wild Goose Island | Island | 1 | St. Bernard | 29 58 58 N | 089 24 34 W |
| Wild Island | Island | 1 | Cameron | 30 00 58 N | 092 58 02 W |
| Wild Prairie | Flat | 1 | Calcasieu | 30 04 16 N | 093 34 04 W |
| William Canal | Canal | 1 | Assumption | 29 51 14 N | 091 04 33 W |
| William Hart Elementary School | School | 1 | Jefferson | 29 55 07 N | 090 02 56 W |
| William Petre School (historical) | School | 1 | Lafourche | 29 27 43 N | 090 18 33 W |
| Williams Avenue Recreation Center | Park | 1 | Terrebonne | 29 36 23 N | 090 43 04 W |
| Williams Canal | Canal | 1 | St. Mary | 29 46 12 N | 091 43 35 W |
| Willow Bend | Bend | 1 | St. John the Baptist | 30 01 56 N | 090 37 12 W |
| Willow Bend Revetment | Levee | 1 | St. John the Baptist | 30 02 28 N | 090 35 58 W |
| Willow Cove | Bay | 1 | St. Martin | 29 50 38 N | 091 20 22 W |
| Willow Lake | Lake | 1 | Assumption | 29 48 00 N | 091 02 23 W |
| Willow Lake | Lake | 1 | St. Martin | 30 07 57 N | 091 40 54 W |
| Willowdale Country Club | Locale | 1 | St. Charles | 29 53 33 N | 090 20 23 W |
| Willswood | Populated Place | 1 | Jefferson | 29 55 35 N | 090 13 44 W |
| Wine Island | Island | 1 | Terrebonne | 29 05 27 N | 090 35 21 W |
| Wiseman Ditch | Canal | 1 | Iberville | 30 12 27 N | 091 19 29 W |
| WLAE-TV (New Orleans) | Tower | 1 | St. Bernard | 29 58 58 N | 089 57 09 W |
| WLTS-FM (Slidell) | Tower | 1 | St. Bernard | 29 58 58 N | 089 57 09 W |
| WNOE-FM (New Orleans) | Tower | 1 | St. Bernard | 29 58 58 N | 089 57 09 W |
| WNOL-TV (New Orleans) | Tower | 1 | St. Bernard | 29 58 42 N | 089 56 26 W |
| Wood Lake | Populated Place | 1 | St. Bernard | 29 48 27 N | 089 45 51 W |
| Woodland Presbyterian Church | Church | 1 | Orleans | 29 55 06 N | 089 59 37 W |
| Woodmere Park | Park | 1 | Jefferson | 29 52 03 N | 090 05 03 W |
| Woodmere Square | Locale | 1 | Jefferson | 29 52 04 N | 090 04 33 W |
| Woods Place Canal | Canal | 1 | Jefferson | 29 50 44 N | 090 07 38 W |
| WRNO-FM (New Orleans) | Tower | 1 | St. Bernard | 29 58 58 N | 089 57 09 W |
| WSHO-AM (New Orleans) | Tower | 1 | Jefferson | 29 50 43 N | 090 06 39 W |
| WVUE-TV (New Orleans) | Tower | 1 | St. Bernard | 29 57 15 N | 089 56 58 W |
| Wyandotte | Populated Place | 1 | St. Mary | 29 41 24 N | 091 10 16 W |
| Wyandotte Gas Field | Oilfield | 1 | St. Mary | 29 41 01 N | 091 08 30 W |
| WYES-TV (New Orleans) | Tower | 1 | St. Bernard | 29 57 15 N | 089 56 58 W |
| Yellow Bayou | Gut | 1 | St. Mary | 29 46 25 N | 091 24 03 W |
| Yellow Lake Bayou | Canal | 1 | St. Tammany | 30 16 06 N | 089 41 20 W |
| Yester Oaks (subdivision) | Populated Place | 1 | St. Tammany | 30 14 60 N | 089 47 45 W |
| Young Cemetery | Cemetery | 1 | St. Charles | 29 53 43 N | 090 24 06 W |
| Youngs Canal | Canal | 1 | Vermilion | 29 55 04 N | 092 05 27 W |
| Yscloskey | Populated Place | 1 | St. Bernard | 29 50 31 N | 089 41 18 W |
| Zephyr Park | Park | 1 | Orleans | 30 01 30 N | 090 05 17 W |
| A P Tureaud Elementary School | School | 0 | Orleans | 29 58 16 N | 090 03 39 W |
| Abiding Faith Temple | Church | 0 | Orleans | 29 58 16 N | 090 02 59 W |
| Acadiana Navigation Channel | Channel | 0 | Iberia | 29 42 37 N | 091 55 55 W |
| Achee | Building | 0 | St. Mary | 29 49 48 N | 091 38 44 W |
| Adams Bay | Lake | 0 | Plaquemines | 29 22 23 N | 089 37 25 W |
| Adams Cross | Channel | 0 | St. Mary | 29 35 28 N | 091 20 17 W |
| Adolph Clark Pass | Gut | 0 | Plaquemines | 29 09 49 N | 089 11 00 W |
| Adolph Clarks Pond (historical) | Bay | 0 | Plaquemines | 29 11 26 N | 089 10 25 W |
| Adolph Pond | Gut | 0 | Plaquemines | 29 14 21 N | 089 12 22 W |
| Air Logistics Heliport | Airport | 0 | Plaquemines | 29 50 28 N | 090 02 38 W |
| Air Logistics Heliport | Airport | 0 | Plaquemines | 29 18 07 N | 089 22 28 W |
| Airline Park Shopping Center | Locale | 0 | Jefferson | 29 58 41 N | 090 12 20 W |
| Airline Village Shopping Center | Locale | 0 | Jefferson | 29 58 31 N | 090 08 47 W |
| Albert Wicker Elementary School | School | 0 | Orleans | 29 57 40 N | 090 04 38 W |
| Albert Wicker School | School | 0 | Orleans | 29 57 35 N | 090 04 56 W |
| Alkali Ditch | Canal | 0 | Cameron | 30 01 14 N | 093 22 53 W |
| Allard Plantation (historical) | Locale | 0 | Orleans | 29 59 28 N | 090 05 36 W |
| Allemands Elementary School | School | 0 | St. Charles | 29 49 13 N | 090 27 51 W |
| Alligator Bay | Bay | 0 | Calcasieu | 30 17 44 N | 093 09 43 W |
| Alligator Cut | Gut | 0 | Terrebonne | 29 20 48 N | 091 16 07 W |
| Alligator Island | Island | 0 | Livingston | 30 13 04 N | 090 37 48 W |
| American Pass | Channel | 0 | St. Martin | 29 46 44 N | 091 16 05 W |
| Ames Shopping Center | Locale | 0 | Jefferson | 29 52 35 N | 090 06 42 W |
| Amite River Diversion Canal | Canal | 0 | Livingston | 30 14 07 N | 090 45 04 W |
| Amos Missionary Baptist Church | Church | 0 | Orleans | 29 56 52 N | 090 05 11 W |
| Anderson Bay | Bay | 0 | Plaquemines | 29 25 12 N | 089 33 01 W |
| Anderson Canal | Canal | 0 | Tangipahoa | 30 24 41 N | 090 27 04 W |
| Anderson Pass | Channel | 0 | Plaquemines | 29 24 53 N | 089 33 16 W |
| Andre Island | Island | 0 | Lafourche | 29 15 55 N | 090 02 35 W |
| Andres Pond | Bay | 0 | Plaquemines | 29 13 14 N | 089 18 58 W |
| Andrew J Bell Junior High School | School | 0 | Orleans | 29 58 11 N | 090 04 30 W |
| Antioch Spiritual Church | Church | 0 | Orleans | 29 58 09 N | 090 00 52 W |