- 21220 is a Postal Code in Baltimore County.
- 21220 a.k.a. Elko, NV Micropolitan Statistical Area: The Elko Micropolitan Statistical Area is a two county Nevada statistical area of 21,383 sq mi. The area includes portions of the Humboldt River Basin, the Snake River Basin, and the Central Nevada Desert Basins subregion.
- also known as Elko, Nevada micropolitan area
- part of Nevada
"21220" a.k.a. "The Gray Mahatma" is a book by Talbot Mundy.
- genre: Speculative fiction
- copyright: 1922
- 21220 a.k.a. Reality Chat is a TV program, begun in (10 years ago).
- country: United States of America
- 21220 a.k.a. Eriogonum pendulum is a rare species of wild buckwheat known by the common name Waldo buckwheat. It is endemic to the Klamath Mountains of Josephine County, Oregon, and Del Norte County, California, where it is a member of the serpentine soils flora.