ZIP code · Idaho Falls · Idaho · United States

ZIP code 83415 — Idaho Falls

ZIP code 83415 serves Idaho Falls, Idaho.

Postal code: 83415
Single source Value from one source, not cross-checked.
City: Idaho Falls
County: Bonneville
State: Idaho
Country: United States
Coordinates: 43.4666, -112.0341 — precision precise (locality)
View on OpenStreetMap
USDA hardiness zone: 5b (-15 to -10 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone: America/Boise (UTC−7 / UTC−6 DST)
Area codes: 208, 986
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Tools: compare 83415 with another ZIP · ZIPs within 25 miles · distance from 83415

Climate — monthly normals

Warmest month Jul (avg high 86°F), coldest Jan (avg low 16°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	30	36	48	58	67	77	86	86	75	59	43	31
Avg low °F	16	20	29	34	42	49	55	54	45	35	25	17
Precip in	1.1	0.9	1.3	1.4	1.9	1.3	0.5	0.7	1.1	1.2	0.9	1.1

NOAA 1991–2020 climate normals from the nearest station: IDAHO FALLS - KIFI (3.4 mi) · NOAA NCEI

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 · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page