First three digits · Wyoming
ZIP Codes Starting with
21 ZIP codes start with 829, sorted at the Salt Lake City, UT (SCF 840) sectional center (USPS labeling list L005, effective October 1, 2026) in Wyoming: 19 residential ZIP codes across 4 counties and 2 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 829 mean?
The first digit, 8, is one of ten national areas (Arizona, Colorado, Idaho, New Mexico, Nevada, Utah and Wyoming). The first three, 829, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 829 to the Salt Lake City, UT (SCF 840) facility. The last two digits pick the delivery area. By residents, the largest town names among the 829 ZIP codes are Rock Springs, Evanston, Green River, Pinedale, Lyman and Mountain View.
The same facility sorts 9 prefixes, 266 ZIP codes in all: 829, 830, 831, 840, 841, 842, 843, 844, 898.
Where are the 829 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 829
| County | ||||||
|---|---|---|---|---|---|---|
| 82901 | Rock Springs | Sweetwater County | 27,198 | 25 | $70k | $249k |
| 82902 | Rock Springs | Sweetwater County | PO Box or unique | – | – | – |
| 82922 | Bondurant | Sublette County | 444 | 1 | – | $1.05M |
| 82923 | Boulder | Sublette County | 588 | 1 | – | $590k |
| 82925 | Cora | Sublette County | 418 | 1 | $250k+ | – |
| 82929 | Little America | Sweetwater County | 19 | 6 | – | – |
| 82930 | Evanston | Summit County | 14,435 | 15 | $81k | $293k |
| 82931 | Evanston | Uinta County | PO Box or unique | – | – | – |
| 82932 | Farson | Sweetwater County | 997 | 6 | $88k | – |
| 82933 | Fort Bridger | Uinta County | 683 | 9 | $129k | – |
| 82934 | Granger | Sweetwater County | 285 | 40 | $83k | $117k |
| 82935 | Green River | Sweetwater County | 12,012 | 89 | $88k | $263k |
| 82936 | Lonetree | Uinta County | 34 | 0 | – | – |
| 82937 | Lyman | Uinta County | 3,542 | 40 | $98k | $255k |
| 82938 | McKinnon | Sweetwater County | 221 | 1 | $105k | $437k |
| 82939 | Mountain View | Uinta County | 1,476 | 19 | $98k | $267k |
| 82941 | Pinedale | Sublette County | 4,679 | 7 | $91k | $346k |
| 82942 | Point Of Rocks | Sweetwater County | 9 | 1 | – | – |
| 82943 | Reliance | Sweetwater County | 187 | 5 | – | – |
| 82944 | Robertson | Uinta County | 519 | 4 | $250k+ | $910k |
| 82945 | Superior | Sweetwater County | 196 | 3 | $68k | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.