First three digits · Colorado
ZIP Codes Starting with
38 ZIP codes start with 816, sorted at the Grand Junction, CO (SCF 814) sectional center (USPS labeling list L005, effective October 1, 2026) in Colorado: 34 residential ZIP codes across 7 counties and 4 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 816 mean?
The first digit, 8, is one of ten national areas (Arizona, Colorado, Idaho, New Mexico, Nevada, Utah and Wyoming). The first three, 816, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 816 to the Grand Junction, CO (SCF 814) facility. The last two digits pick the delivery area. By residents, the largest town names among the 816 ZIP codes are Glenwood Springs, Carbondale, Rifle, Craig, Edwards and Avon.
The same facility sorts 3 prefixes, 79 ZIP codes in all: 814, 815, 816.
Where are the 816 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 816
| County | ||||||
|---|---|---|---|---|---|---|
| 81601 | Glenwood Springs | Garfield County | 16,844 | 46 | $109k | $799k |
| 81602 | Glenwood Springs | Garfield County | PO Box or unique | – | – | – |
| 81610 | Dinosaur | Moffat County | 635 | 3 | $51k | – |
| 81611 | Aspen | Pitkin County | 9,068 | 30 | $83k | $988k |
| 81612 | Aspen | Pitkin County | no residents | 0 | – | – |
| 81615 | Snowmass Village | Pitkin County | 2,972 | 117 | $103k | $1.73M |
| 81620 | Avon | Eagle County | 10,870 | 201 | $103k | $862k |
| 81621 | Basalt | Eagle County | 6,550 | 25 | $105k | $1.14M |
| 81623 | Carbondale | Pitkin County | 15,067 | 35 | $110k | $913k |
| 81624 | Collbran | Mesa County | 1,492 | 3 | $92k | $473k |
| 81625 | Craig | Moffat County | 12,307 | 8 | $76k | $296k |
| 81626 | Craig | Moffat County | PO Box or unique | – | – | – |
| 81630 | De Beque | Garfield County | 1,058 | 1 | $65k | $269k |
| 81631 | Eagle | Eagle County | 8,958 | 41 | $114k | $736k |
| 81632 | Edwards | Eagle County | 10,965 | 95 | $84k | $904k |
| 81633 | Dinosaur | Moffat County | no residents | 0 | – | – |
| 81635 | Parachute | Garfield County | 7,486 | 23 | $73k | $311k |
| 81636 | Battlement Mesa | Garfield County | PO Box or unique | – | – | – |
| 81637 | Gypsum | Garfield County | 10,744 | 14 | $109k | $616k |
| 81638 | Hamilton | Moffat County | 69 | 0 | – | – |
| 81639 | Hayden | Routt County | 2,618 | 6 | $110k | $444k |
| 81640 | Maybell | Moffat County | 209 | 0 | – | $565k |
| 81641 | Meeker | Rio Blanco County | 3,621 | 2 | $63k | $330k |
| 81642 | Meredith | Pitkin County | 15 | 0 | – | – |
| 81643 | Mesa | Mesa County | 1,133 | 7 | $107k | $605k |
| 81645 | Minturn | Eagle County | 1,028 | 10 | $102k | $1.09M |
| 81646 | Molina | Mesa County | 115 | 2 | $67k | – |
| 81647 | New Castle | Garfield County | 6,882 | 24 | $78k | $456k |
| 81648 | Rangely | Rio Blanco County | 2,796 | 3 | $72k | $199k |
| 81649 | Red Cliff | Eagle County | 345 | 2 | – | $852k |
| 81650 | Rifle | Rio Blanco County | 14,083 | 14 | $81k | $418k |
| 81652 | Silt | Garfield County | 6,271 | 60 | $101k | $530k |
| 81653 | Slater | Routt County | no residents | 0 | – | – |
| 81654 | Snowmass | Pitkin County | 1,431 | 14 | $141k | $1.12M |
| 81655 | Wolcott | Eagle County | 227 | 4 | $126k | $2M+ |
| 81656 | Woody Creek | Pitkin County | 459 | 8 | $250k+ | – |
| 81657 | Vail | Eagle County | 4,835 | 42 | $101k | $1.5M |
| 81658 | Vail | Eagle County | PO Box or unique | – | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.