Colorado · Costilla
81123 ZIP Code
81123 is associated with Blanca, Colorado. The page shows the county, timezone, nearby ZIPs and links to the state hub for a nearby city generator.
ZIP details
- ZIP code
- 81123
- City
- Blanca
- State
- Colorado (CO)
- County
- Costilla
- Timezone
- America/Denver
- State sales tax
- Varies by state
Questions about 81123
- 81123 is associated with Blanca, Colorado in the bundled dataset. ZIP areas can cross city and county lines, so use the city and county fields together.
- Costilla. County boundaries and postal areas are not the same thing; a ZIP can serve addresses in more than one county.
- America/Denver. This is the IANA timezone name for the city associated with the ZIP.
- It appears in the public city dataset bundled with this site. That confirms the format and city association, not that a specific street, mailbox, or resident exists.