ZIP code 81128
Where is ZIP code 81128?
Chromo, Colorado
Archuleta County · PO Box only ZIP code
ZIP code 81128 belongs to Chromo, Colorado in Archuleta County. 81128 is a PO Box only ZIP code: it is used for post office boxes at the Chromo post office, not for street addresses. It is in the Mountain Time zone and uses area codes 575, 719 and 970. About 34 people live in the 81128 area, where the median household income is $250,001. The closest ZIP codes are 87528 (Dulce, 17.1 mi southwest), 87520 (Chama, 17.3 mi southeast) and 81147 (Pagosa Springs, 18.4 mi northwest).
| ZIP code | 81128 |
|---|---|
| Type | PO Box only (no street delivery) |
| Status | Active |
| City | Chromo |
| State | Colorado (CO) |
| County | Archuleta County |
| Time zone | Mountain Time · now |
| Area codes | 575, 719, 970 |
| Coordinates | 37.0364, -106.8434 map |
| 3-digit prefix | 811 |
Population and income in 81128
| Population | 34 · lower than 98% of Colorado ZIP codes |
|---|---|
| People per square mile | 0 · lower than 98% of Colorado ZIP codes |
| Median age | 65.7 years · higher than 97% of Colorado ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $250,001 · higher than 100% of Colorado ZIP codes |
| Income per person | $136,576 |
| Below the poverty line | 0.0% |
| Bachelor’s degree or higher | 100% of adults 25+ |
| Housing units | 73 |
| Households | 16 (2.13 people on average) |
| Owners / renters | 69% / 31% |
| Land area | 145.12 sq mi (plus 0.1 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 81128. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 81128
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 87528 | Dulce, NM | 17.1 mi SW | Standard |
| 87520 | Chama, NM | 17.3 mi SE | Standard |
| 81147 | Pagosa Springs, CO | 18.4 mi NW | Standard |
| 81157 | Pagosa Springs, CO | 18.5 mi NW | PO Box only |
| 87551 | Los Ojos, NM | 26.1 mi SE | Standard |
| 87575 | Tierra Amarilla, NM | 29.2 mi SE | Standard |
| 81121 | Arboles, CO | 31.8 mi W | PO Box only |
| 87518 | Cebolla, NM | 42.1 mi S | PO Box only |
| 87539 | La Madera, NM | 42.1 mi S | Standard |
| 81124 | Capulin, CO | 43.8 mi NE | PO Box only |
| 81137 | Ignacio, CO | 44.3 mi W | Standard |
| 81120 | Antonito, CO | 44.5 mi E | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 81128 or measure the distance to another ZIP code.
How to address mail to 81128
PO BOX 123
CHROMO CO 81128
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (81128-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 81128?
- 81128 is a Chromo, Colorado ZIP code.
- What county is 81128 in?
- ZIP code 81128 is in Archuleta County, Colorado.
- What time zone is ZIP code 81128 in?
- 81128 is in the Mountain Time zone (America/Denver).
- What area code is 81128?
- Phone numbers in ZIP code 81128 use area codes 575, 719 and 970.
- What is the population of ZIP code 81128?
- About 34 people live in ZIP code 81128, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 81128?
- The median household income in 81128 is $250,001 a year, higher than 100% of Colorado ZIP codes.
- Can I use 81128 for a street address?
- No. 81128 is only for PO Boxes. Street addresses in Chromo use another ZIP code.
- What ZIP codes are near 81128?
- The nearest ZIP codes to 81128 are 87528 (Dulce, 17.1 miles), 87520 (Chama, 17.3 miles), 81147 (Pagosa Springs, 18.4 miles) and 81157 (Pagosa Springs, 18.5 miles).