ZIP code · South International Falls · Minnesota · United States
ZIP code 56679 — South International Falls
ZIP code 56679 serves South International Falls, Minnesota.
- Postal code
- 56679Single source Value from one source, not cross-checked.
- County
- Koochiching
- State
- Minnesota
- Country
- United States
- Coordinates
- 48.5866, -93.3990 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 3b (-35 to -30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 218 (from the nearest rate centre)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 56679 with another ZIP · ZIPs within 25 miles · distance from 56679
Climate — monthly normals
Warmest month Jul (avg high 78°F), coldest Jan (avg low -6°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 16 | 22 | 35 | 50 | 64 | 74 | 78 | 76 | 66 | 51 | 34 | 21 |
| Avg low °F | -6 | -3 | 12 | 26 | 38 | 48 | 52 | 50 | 42 | 31 | 18 | 3 |
| Precip in | 0.8 | 0.7 | 1.0 | 1.6 | 3.1 | 3.8 | 4.0 | 2.8 | 3.0 | 2.2 | 1.4 | 1.0 |
NOAA 1991–2020 climate normals from the nearest station: INTL FALLS INTL AP (1.7 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