word | | Area - comparative |
| DC | Macau | less than one-sixth the size of Washington, DC |
| DC | Maldives | about 1.7 times the size of Washington, DC |
| DC | Malta | slightly less than twice the size of Washington, DC |
| DC | Marshall Islands | about the size of Washington, DC |
| DC | Mauritius | almost 11 times the size of Washington, DC |
| DC | Mayotte | slightly more than twice the size of Washington, DC |
| DC | Micronesia, Federated States of | four times the size of Washington, DC (land area only) |
| DC | Monaco | about three times the size of The Mall in Washington, DC |
| DC | Montserrat | about 0.6 times the size of Washington, DC |
| DC | Nauru | about 0.1 times the size of Washington, DC |
| DC | Navassa Island | about nine times the size of The Mall in Washington, DC |
| DC | Netherlands Antilles | more than five times the size of Washington, DC |
| DC | Niue | 1.5 times the size of Washington, DC |
| DC | Norfolk Island | about 0.2 times the size of Washington, DC |
| DC | Northern Mariana Islands | 2.5 times the size of Washington, DC |
| DC | Palau | slightly more than 2.5 times the size of Washington, DC |
| DC | Pitcairn Islands | about 0.3 times the size of Washington, DC |
| DC | Saint Barthelemy | less than an eighth of the size of Washington, DC |
| DC | Saint Helena | slightly more than twice the size of Washington, DC |
| DC | Saint Kitts and Nevis | 1.5 times the size of Washington, DC |
| DC | Saint Lucia | 3.5 times the size of Washington, DC |
| DC | Saint Martin | more than one-third the size of Washington, DC |
| DC | Saint Pierre and Miquelon | 1.5 times the size of Washington, DC |
| DC | Saint Vincent and the Grenadines | twice the size of Washington, DC |
| DC | San Marino | about one third times the size of Washington, DC |
| DC | Sao Tome and Principe | more than five times the size of Washington, DC |
| DC | Seychelles | 2.5 times the size of Washington, DC |
| DC | Singapore | slightly more than 3.5 times the size of Washington, DC |
| DC | Tokelau | about 17 times the size of The Mall in Washington, DC |
| DC | Tonga | four times the size of Washington, DC |
| DC | Turks and Caicos Islands | 2.5 times the size of Washington, DC |
| DC | Tuvalu | 0.1 times the size of Washington, DC |
| DC | United States Pacific Island Wildlife Refuges | Baker Island: about two and a half times the size of The Mall in Washington, DC Howland Island: about three times the size of The Mall in Washington, DC Jarvis Island: about ... |