ZIP code · Fergus Falls · Minnesota · United States
ZIP code 56538 — Fergus Falls
ZIP code 56538 serves Fergus Falls, Minnesota.
- Postal code
- 56538Single source Value from one source, not cross-checked.
- City
- Fergus Falls
- County
- Otter Tail
- State
- Minnesota
- Country
- United States
- Coordinates
- 46.2830, -96.0776 — precision precise (locality)
View on OpenStreetMap - USDA hardiness zone
- 4a (-30 to -25 °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
- 218Telephone 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 56538 with another ZIP · ZIPs within 25 miles · distance from 56538
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Jan (avg low -0°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 18 | 22 | 36 | 53 | 67 | 76 | 81 | 79 | 71 | 56 | 38 | 24 |
| Avg low °F | -0 | 3 | 18 | 32 | 45 | 56 | 61 | 57 | 49 | 35 | 21 | 8 |
| Precip in | 1.3 | 0.8 | 1.1 | 2.0 | 3.9 | 4.3 | 3.3 | 3.0 | 3.0 | 2.4 | 1.0 | 0.7 |
NOAA 1991–2020 climate normals from the nearest station: FERGUS FALLS (2.0 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