| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Haas | city | Louisiana | United States | 30.94806 | -92.25917 | 45 | 2255 |
| Haaseville | city | Louisiana | United States | 30.225 | -91.13194 | 22 | 6859 |
| Haaswood | city | Louisiana | United States | 30.32861 | -89.74444 | 26 | 29750 |
| Hackberry | city | Louisiana | United States | 29.99583 | -93.34194 | 3 | 264 |
| Hacketts Corner | city | Louisiana | United States | 30.00917 | -93.08806 | 3 | 831 |
| Hackley | city | Louisiana | United States | 30.97583 | -90.08556 | 321 | 2554 |
| Haddens | city | Louisiana | United States | 31.18611 | -93.53306 | 111 | 798 |
| Hadley | city | Louisiana | United States | 32.39861 | -93.80722 | 196 | 50337 |
| Hagen historical | city | Louisiana | United States | 31.85556 | -93.07083 | 108 | 3537 |
| Hagewood | city | Louisiana | United States | 31.715 | -93.215 | 203 | 800 |
| Hahnville | city | Louisiana | United States | 29.97639 | -90.40889 | 22 | 19091 |
| Haile | city | Louisiana | United States | 32.83083 | -92.14611 | 118 | 817 |
| Halcyon historical | city | Louisiana | United States | 31.94 | -93.71667 | 337 | 2012 |
| Halfway | city | Louisiana | United States | 32.10972 | -93.3675 | 200 | 1843 |
| Hall Summit | city | Louisiana | United States | 32.17722 | -93.30222 | 196 | 991 |
| Hallf Moon | city | Louisiana | United States | 30.65556 | -91.79778 | 19 | 749 |
| Hamburg | city | Louisiana | United States | 31.03056 | -91.93139 | 45 | 2032 |
| Hamilton | city | Louisiana | United States | 30.8025 | -91.31167 | 183 | 2238 |
| Hamlin historical | city | Louisiana | United States | 31.725 | -93.58583 | 298 | 1022 |
| Hammell historical | city | Louisiana | United States | 32.05444 | -93.37083 | 154 | 2717 |
| Hammock | city | Louisiana | United States | 32.63639 | -92.03778 | 72 | 4139 |
| Hammond | city | Louisiana | United States | 30.50417 | -90.46111 | 39 | 27726 |
| Hampton | city | Louisiana | United States | 30.59444 | -92.62028 | 52 | 1310 |
| Hancock | city | Louisiana | United States | 32.59583 | -91.95528 | 68 | 5079 |
| Hanna | city | Louisiana | United States | 31.96111 | -93.3475 | 118 | 1991 |
| Hanna Park | city | Louisiana | United States | 32.55667 | -93.80139 | 154 | 23535 |
| Happy Jack | city | Louisiana | United States | 29.52167 | -89.73361 | 3 | 2040 |
| Happy Meadows | city | Louisiana | United States | 32.57861 | -93.57306 | 196 | 6557 |
| Happy Woods | city | Louisiana | United States | 30.46528 | -90.49722 | 22 | 28742 |
| Harahan | city | Louisiana | United States | 29.94028 | -90.20306 | 9 | 131302 |
| Harahan Junction | city | Louisiana | United States | 29.97306 | -90.19333 | 3 | 204530 |
| Harbor | city | Louisiana | United States | 30.18667 | -93.12056 | 16 | 4907 |
| Harding Heights | city | Louisiana | United States | 30.55389 | -91.1375 | 52 | 56307 |
| Harding Terrace subdivision | city | Louisiana | United States | 30.56306 | -91.15 | 68 | 56307 |
| Hardwood | city | Louisiana | United States | 30.80611 | -91.38389 | 131 | 1935 |
| Harelson | city | Louisiana | United States | 30.43389 | -91.06583 | 45 | 104467 |
| Hargis | city | Louisiana | United States | 31.68417 | -92.82972 | 203 | 835 |
| Hargrove | city | Louisiana | United States | 30.47806 | -93.46028 | 65 | 3765 |
| Harlem | city | Louisiana | United States | 29.62278 | -89.90056 | 9 | 386 |
| Harmon | city | Louisiana | United States | 32.06583 | -93.43028 | 127 | 802 |
| Harmony | city | Louisiana | United States | 30.59583 | -92.91361 | 45 | 1292 |
| Harmony Heights subdivision | city | Louisiana | United States | 30.24028 | -89.75556 | 9 | 30941 |
| Harris | city | Louisiana | United States | 31.91222 | -93.41472 | 249 | 800 |
| Harris Landing | city | Louisiana | United States | 32.11056 | -91.58722 | 52 | 927 |
| Harrisonburg | city | Louisiana | United States | 31.77194 | -91.82139 | 68 | 527 |
| Harvey | city | Louisiana | United States | 29.90333 | -90.07722 | 3 | 211286 |
| Harwich subdivision | city | Louisiana | United States | 30.38972 | -91.18472 | 19 | 68726 |
| Harwick Place | city | Louisiana | United States | 32.38111 | -93.72139 | 203 | 47960 |
| Hatchersville | city | Louisiana | United States | 30.82944 | -90.8675 | 147 | 1641 |
| Hatfield | city | Louisiana | United States | 31.91167 | -92.64667 | 167 | 7766 |
| Hathaway | city | Louisiana | United States | 30.34944 | -92.67139 | 29 | 1188 |
| Haughton | city | Louisiana | United States | 32.5325 | -93.50389 | 239 | 6122 |
| Hawthorne | city | Louisiana | United States | 31.18417 | -93.28833 | 249 | 6985 |
| Haydel historical | city | Louisiana | United States | 30.02278 | -90.61667 | 9 | 4865 |
| Hayes | city | Louisiana | United States | 30.10861 | -92.92 | 6 | 1283 |
| Haynes Landing | city | Louisiana | United States | 32.97167 | -91.69667 | 98 | 480 |
| Haynesville | city | Louisiana | United States | 32.96194 | -93.14 | 347 | 3534 |
| Hayti | city | Louisiana | United States | 32.71194 | -93.83528 | 183 | 873 |
| Hazel historical | city | Louisiana | United States | 30.09611 | -91.88889 | 19 | 10132 |
| Hazelwood | city | Louisiana | United States | 30.54722 | -91.91722 | 19 | 3783 |
|
|