Clifton is a census-designated place (CDP) and post office in and governed by Mesa County, Colorado, United States. It is part of the Grand Junction, CO Metropolitan Statistical Area. The Clifton post office has the ZIP Code 81520. As of the 2020 census, the population of the Clifton CDP was 20,413.
Orchard Mesa is a census-designated place (CDP) in and governed by Mesa County, Colorado, United States. It is part of the Grand Junction, CO Metropolitan Statistical Area. The population of the Orchard Mesa CDP was 6,688 at the 2020 census. The Grand Junction post office serves the area.
Redlands is an unincorporated community and census-designated place (CDP) located in and governed by Mesa County, Colorado, United States. It is part of the Grand Junction, CO Metropolitan Statistical Area. The population of the Redlands CDP was 9,061 at the 2020 census. The Grand Junction post office serves the area.
Avondale is a census-designated place (CDP) and post office in and governed by Pueblo County, Colorado, United States. The CDP is a part of the Pueblo, CO Metropolitan Statistical Area. The Avondale post office has the ZIP Code 81022. At the United States Census 2020, the population of the Avondale CDP was 594, while the population of the 81022 ZIP Code Tabulation Area was 1,624 including adjacent areas.
Aristocrat Ranchettes is an unincorporated community and a census-designated place (CDP) located in and governed by Weld County, Colorado, United States. The population of the Aristocrat Ranchettes CDP was 1,715 at the United States Census 2020. The Fort Lupton post office (Zip Code 80621) serves the area. The CDP is a part of the Greeley, CO Metropolitan Statistical Area.
Watkins is an unincorporated town and a census-designated place (CDP) located in and governed by Arapahoe and Adams counties, Colorado, United States. The CDP is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The town is surrounded by Aurora and its post office, which lies within the Aurora city limits, has the ZIP Code 80137. At the United States Census 2020, the population of the Watkins CDP was 682.
Littleton is a home rule municipality city located in Arapahoe, Douglas, and Jefferson counties, Colorado, United States. Littleton is the county seat of Arapahoe County and is a part of the Denver–Aurora–Lakewood, CO Metropolitan Statistical Area. The city population was 45,652 at the 2020 United States Census, ranking as the 20th most populous municipality in the State of Colorado.
Conejos is an unincorporated town, a post office, a census-designated place (CDP), and the county seat of Conejos County, Colorado, United States. The Conejos post office has the ZIP Code 81129. At the United States Census 2020, the population of the Conejos CDP was 46. Conejos is the only unincorporated county seat in the State of Colorado.
Boncarbo is an unincorporated community and U.S. Post Office in Las Animas County, Colorado, United States. The ZIP Code of the Boncarbo Post Office is 81024.
Drake is an unincorporated community in Larimer County, Colorado located in the Big Thompson Canyon between Estes Park, Colorado and Loveland, Colorado near Rocky Mountain National Park. A U.S. Post Office is also situated in the county ZIP Code 80515. The 2010 population of Drake was 1,010.
Galeton is an unincorporated community and U.S. Post Office in Weld County, Colorado, United States. The Galeton Post Office has the ZIP Code 80622.
Gardner is a census-designated place (CDP) and post office in and governed by Huerfano County, Colorado, United States. The Gardner post office has the ZIP Code 81040. At the United States Census 2020, the population of the Gardner CDP was 106.
Gill is an unincorporated community and a U.S. Post Office in Weld County, Colorado, United States. The Gill Post Office has the ZIP Code 80624.
Hereford is an unincorporated community and a U.S. Post Office in Weld County, Colorado, United States. The Hereford Post Office has the ZIP Code 80732.
Hesperus is an unincorporated community and a U.S. Post Office in La Plata County, Colorado, United States. The Hesperus Post Office has the ZIP Code 81326.
Lucerne is an unincorporated community and a U.S. Post Office in Weld County, Colorado, United States. The Lucerne Post Office has the ZIP Code 80646.
Weldona is an unincorporated town, a post office, and a census-designated place (CDP) located in and governed by Morgan County, Colorado, United States. The CDP is a part of the Fort Morgan, CO Micropolitan Statistical Area. The Weldona post office has the ZIP Code 80653. At the United States Census 2020, the population of the Weldona CDP was 113.
Yoder is an unincorporated community and a U.S. Post Office located in El Paso County, Colorado, United States. The Yoder Post Office has the ZIP Code 80864.
Bonanza Mountain Estates is an unincorporated community and a census-designated place (CDP) located in and governed by Boulder County, Colorado, United States. The CDP is a part of the Boulder, CO Metropolitan Statistical Area. The population of the Bonanza Mountain Estates CDP was 127 at the United States Census 2020. The Nederland post office serves the area.
Costilla is a census-designated place in Taos County, New Mexico, United States. Its population was 205 as of the 2010 census. Costilla has a post office with ZIP code 87524. State roads 196 and 522 intersect in the community.
United States 
Colorado 
