ZIP code · Amboy · California · United States
ZIP code 92304 — Amboy
ZIP code 92304 serves Amboy, California.
- Postal code
- 92304Single source Value from one source, not cross-checked.
- City
- Amboy
- County
- San Bernardino FIPS 06071
- State
- California
- Country
- United States
- Coordinates
- 34.5578, -115.7444 — precision precise (locality)
View on OpenStreetMap - Population
- 0 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 47.7 sq mi (123.5 km²) (ZCTA, ACS 5-year)
- Households
- 0
- Housing units
- 0
- Congressional district
- CA-23 (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
Tools: compare 92304 with another ZIP · ZIPs within 25 miles · distance from 92304
Map of ZIP code 92304
Climate — monthly normals
Warmest month Jul (avg high 92°F), coldest Dec (avg low 40°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 54 | 55 | 62 | 68 | 77 | 87 | 92 | 91 | 85 | 74 | 62 | 53 |
| Avg low °F | 40 | 41 | 45 | 50 | 58 | 69 | 73 | 72 | 68 | 57 | 47 | 40 |
| Precip in | 1.3 | 1.8 | 1.6 | 0.6 | 0.2 | 0.1 | 1.1 | 0.6 | 0.7 | 0.6 | 0.5 | 1.6 |
NOAA 1991–2020 climate normals from the nearest station: MITCHELL CAVERNS (28.9 mi) · NOAA NCEI
Places in ZIP 92304
- 1 post offices
- 1 gas stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page