| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
1801  | Mary Hickey | Belize, Cayo District | estate(s) | N 17° 7′ 14'' | W 88° 56′ 23'' |
| 1802 | Martins | Belize, Cayo District | estate(s) | N 17° 10′ 23'' | W 88° 59′ 32'' |
1803  | Maria Bank | Belize, Toledo District | shoal(s) | N 16° 7′ 0'' | W 88° 42′ 0'' |
| 1804 | Margaret’s Creek | Belize, Cayo District | stream | N 17° 10′ 0'' | W 88° 36′ 0'' |
| 1805 | Mapstone Cairn | Belize, Toledo District | cairn | N 16° 13′ 10'' | W 89° 12′ 18'' |
| 1806 | Mangrove Creek | Belize, Belize District | stream | N 17° 13′ 11'' | W 88° 22′ 25'' |
| 1807 | Mangrove Creek | Belize, | stream | N 17° 7′ 21'' | W 88° 18′ 7'' |
| 1808 | Mangrove Creek | Belize, Southern District | stream | N 16° 47′ 0'' | W 88° 16′ 0'' |
| 1809 | Mangrove Creek | Belize, Toledo District | stream | N 16° 19′ 10'' | W 88° 42′ 2'' |
| 1810 | Mango Creek | Belize, Southern District | stream | N 16° 32′ 53'' | W 88° 24′ 41'' |
| 1811 | Main Creek | Belize, Belize District | stream | N 17° 18′ 17'' | W 88° 19′ 19'' |
| 1812 | Mai Fi Lookout Tower | Belize, Cayo District | tower | N 17° 3′ 39'' | W 88° 58′ 49'' |
| 1813 | Mahogany Creek | Belize, Cayo District | stream | N 16° 55′ 29'' | W 89° 1′ 16'' |
| 1814 | Mafredi Creek | Belize, Toledo District | stream | N 16° 10′ 52'' | W 88° 58′ 46'' |
| 1815 | Mafredi Agricultural Station | Belize, Toledo District | agricultural facility | N 16° 12′ 40'' | W 88° 58′ 54'' |
| 1816 | Machaca Forest Station | Belize, Toledo District | forest station | N 16° 11′ 54'' | W 88° 54′ 43'' |
| 1817 | Machaca Creek | Belize, Toledo District | stream | N 16° 26′ 6'' | W 88° 43′ 28'' |
| 1818 | Macaroni Creek | Belize, Southern District | stream | N 16° 59′ 13'' | W 88° 23′ 56'' |
| 1819 | Lucy Patnett | Belize, Belize District | estate(s) | N 17° 38′ 34'' | W 88° 28′ 27'' |
| 1820 | Lower Half Ossory | Belize, Southern District | estate(s) | N 16° 56′ 36'' | W 88° 25′ 55'' |
| 1821 | Lower Freshwater Creek | Belize, Toledo District | stream | N 16° 20′ 22'' | W 88° 36′ 27'' |
| 1822 | Louisiana Farm | Belize, Orange Walk District | farm | N 18° 4′ 8'' | W 88° 33′ 8'' |
| 1823 | Los Cuevis Camp | Belize, Cayo District | camp(s) | N 16° 44′ 3'' | W 88° 59′ 9'' |
| 1824 | Lopez Creek | Belize, Orange Walk District | stream | N 17° 59′ 2'' | W 88° 21′ 15'' |
| 1825 | Long Swamp | Belize, Orange Walk District | swamp | N 18° 7′ 0'' | W 88° 30′ 0'' |
| 1826 | Long Swamp | Belize, Southern District | swamp | N 16° 38′ 0'' | W 88° 28′ 0'' |
| 1827 | Long Fall | Belize, Southern District | waterfall(s) | N 16° 44′ 0'' | W 88° 27′ 0'' |
| 1828 | Long Bogue | Belize, Belize District | marine channel | N 17° 17′ 0'' | W 87° 48′ 0'' |
| 1829 | Logwood Cay | Belize, Cayo District | estate(s) | N 17° 25′ 47'' | W 88° 42′ 19'' |
| 1830 | Little Rocky Point | Belize, Belize District | archaeological/prehistoric site | N 17° 40′ 0'' | W 88° 15′ 0'' |
| 1831 | Little Joe’s Hole | Belize, Belize District | inlet | N 17° 16′ 0'' | W 87° 56′ 0'' |
| 1832 | Little Dry Creek | Belize, Toledo District | stream | N 16° 25′ 59'' | W 88° 43′ 5'' |
| 1833 | Little Belize | Belize, Corozal District | estate(s) | N 18° 10′ 37'' | W 88° 19′ 13'' |
| 1834 | Liddal | Belize, Cayo District | estate(s) | N 17° 26′ 26'' | W 88° 38′ 50'' |
| 1835 | Lenan White | Belize, Orange Walk District | estate(s) | N 17° 43′ 37'' | W 88° 37′ 10'' |
| 1836 | Left Hand Branch | Belize, Toledo District | stream | N 16° 27′ 0'' | W 88° 28′ 14'' |
| 1837 | Left Hand Branch | Belize, Toledo District | stream | N 16° 25′ 54'' | W 88° 46′ 2'' |
| 1838 | L. Crawford | Belize, Belize District | estate(s) | N 17° 49′ 0'' | W 88° 31′ 0'' |
| 1839 | Lark Bank | Belize, Toledo District | shoal(s) | N 16° 9′ 0'' | W 88° 41′ 17'' |
| 1840 | La Milpa | Belize, Orange Walk District | archaeological/prehistoric site | N 17° 49′ 16'' | W 89° 3′ 21'' |
| 1841 | Lamb Creek | Belize, Southern District | stream | N 17° 4′ 30'' | W 88° 20′ 21'' |
| 1842 | Lagoon Creek | Belize, Cayo District | stream | N 17° 20′ 53'' | W 88° 44′ 4'' |
| 1843 | Lagarto Creek | Belize, Southern District | stream | N 16° 39′ 56'' | W 88° 35′ 29'' |
| 1844 | La Flor Creek | Belize, Cayo District | stream | N 16° 36′ 27'' | W 89° 0′ 4'' |
| 1845 | La Clarissa Fall La Clarissa Fall | Belize, Cayo District | waterfall(s) | N 17° 6′ 0'' | W 89° 7′ 0'' |
| 1846 | King’s Run | Belize, Belize District | stream bend | N 17° 38′ 50'' | W 88° 25′ 4'' |
| 1847 | Kendal | Belize, Southern District | archaeological/prehistoric site | N 16° 49′ 21'' | W 88° 21′ 59'' |
| 1848 | Kaxil Uinic | Belize, Orange Walk District | archaeological/prehistoric site | N 17° 33′ 0'' | W 89° 6′ 0'' |
| 1849 | Juan Gongora Creek | Belize, Cayo District | stream | N 17° 18′ 33'' | W 88° 57′ 10'' |
| 1850 | Juan Branch | Belize, Southern District | stream | N 16° 46′ 13'' | W 88° 31′ 30'' |
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