First three digits · New Mexico
ZIP Codes Starting with
12 ZIP codes start with 878, sorted at the Albuquerque, NM (SCF 870) sectional center (USPS labeling list L005, effective October 1, 2026) in New Mexico: 12 residential ZIP codes across 2 counties (Census 2020 ZCTAs and GeoNames postal codes, October 2026).
What do the digits 878 mean?
The first digit, 8, is one of ten national areas (Arizona, Colorado, Idaho, New Mexico, Nevada, Utah and Wyoming). The first three, 878, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 878 to the Albuquerque, NM (SCF 870) facility. The last two digits pick the delivery area. By residents, the largest town names among the 878 ZIP codes are Socorro, Magdalena, Polvadera, Datil, Reserve and Quemado.
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 878 ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
All ZIP codes starting with 878
| County | ||||||
|---|---|---|---|---|---|---|
| 87801 | Socorro | Socorro County | 9,291 | 52 | $47k | $165k |
| 87820 | Aragon | Catron County | 135 | 1 | – | – |
| 87821 | Datil | Catron County | 1,030 | 1 | $84k | $198k |
| 87823 | Lemitar | Socorro County | 441 | 9 | – | $98k |
| 87824 | Luna | Catron County | 152 | 1 | – | – |
| 87825 | Magdalena | Socorro County | 1,489 | 1 | $31k | $104k |
| 87827 | Pie Town | Catron County | 147 | 0 | – | – |
| 87828 | Polvadera | Socorro County | 1,068 | 317 | – | $116k |
| 87829 | Quemado | Catron County | 602 | 0 | $49k | $317k |
| 87830 | Reserve | Catron County | 818 | 1 | $31k | $120k |
| 87831 | San Acacia | Socorro County | 423 | 28 | $12k | $161k |
| 87832 | San Antonio | Socorro County | 265 | 0 | – | $166k |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.