First three digits · Arizona
ZIP Codes Starting with
20 ZIP codes start with 865, sorted at the Albuquerque, NM (SCF 870) sectional center (USPS labeling list L005, effective October 1, 2026) in Arizona: 20 residential ZIP codes across 3 counties (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 865 mean?
The first digit, 8, is one of ten national areas (Arizona, Colorado, Idaho, New Mexico, Nevada, Utah and Wyoming). The first three, 865, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 865 to the Albuquerque, NM (SCF 870) facility. The last two digits pick the delivery area. By residents, the largest town names among the 865 ZIP codes are Chinle, Ganado, Fort Defiance, Pinon, Saint Michaels and Window Rock.
The same facility sorts 12 prefixes, 327 ZIP codes in all: 813, 865, 870, 871, 873, 874, 875, 876, 877, 878, 879, 884.
Where are the 865 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 865
| County | ||||||
|---|---|---|---|---|---|---|
| 86502 | Chambers | Apache County | 836 | 1 | $21k | $50k |
| 86503 | Chinle | Apache County | 9,911 | 10 | $36k | $38k |
| 86504 | Fort Defiance | Apache County | 5,760 | 29 | $47k | $45k |
| 86505 | Ganado | Apache County | 6,779 | 6 | $29k | $37k |
| 86506 | Houck | Apache County | 1,218 | 4 | $32k | $48k |
| 86507 | Lukachukai | Apache County | 2,207 | 10 | $36k | $50k |
| 86508 | Lupton | Apache County | 516 | 6 | $17k | $35k |
| 86510 | Pinon | Navajo County | 4,074 | 6 | $29k | $81k |
| 86511 | Saint Michaels | Apache County | 3,583 | 11 | $41k | $45k |
| 86512 | Sanders | Apache County | 2,557 | 5 | $31k | $76k |
| 86514 | Teec Nos Pos | Apache County | 2,519 | 4 | $48k | $73k |
| 86515 | Window Rock | McKinley County | 3,433 | 30 | $47k | $57k |
| 86520 | Blue Gap | Apache County | 2,293 | 8 | $15k | $56k |
| 86535 | Dennehotso | Apache County | 1,183 | 5 | $31k | $50k |
| 86538 | Many Farms | Apache County | 1,714 | 12 | $30k | $46k |
| 86540 | Nazlini | Apache County | 1,220 | 5 | $24k | $31k |
| 86544 | Red Valley | Apache County | 1,472 | 5 | $23k | $47k |
| 86545 | Rock Point | Apache County | 780 | 2 | $26k | $47k |
| 86547 | Round Rock | Apache County | 896 | 5 | $39k | $57k |
| 86556 | Tsaile | Apache County | 2,795 | 13 | $28k | $32k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.