New Castle, CO ZIP Codes
New Castle, Colorado has 1 ZIP code.
City Overview
| City | New Castle |
|---|---|
| State | Colorado (CO) |
| County | Garfield |
| ZIP Codes | 1 |
| Population (ZIP total) | 7,142 |
| Timezone | America/Denver (UTC-6) |
ZIP Codes in New Castle
| ZIP Code | County | Population |
|---|---|---|
| 81647 | Garfield | 7,142 |
Population figures: US Census Bureau, 2012–2016 ACS 5-year estimates.
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Frequently Asked Questions
New Castle, Colorado has 1 ZIP code(s): 81647. Larger cities span multiple ZIP codes covering different neighborhoods.
New Castle, CO has 1 ZIP code(s).