ZIP code · Willet · New York · United States
ZIP code 13863 — Willet
ZIP code 13863 serves Willet, New York.
- Postal code
- 13863Single source Value from one source, not cross-checked.
- City
- Willet
- County
- Cortland FIPS 36023
- State
- New York
- Country
- United States
- Coordinates
- 42.4520, -75.9014 — precision precise (locality)
View on OpenStreetMap - Population
- 430 (ZCTA, ACS 5-year)
- Population density
- 35 / sq mi
- Land area
- 12.3 sq mi (31.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $71,188
- Per-capita income
- $33,576
- Median age
- 43.5
- Households
- 177
- Housing units
- 310
- Median home value
- $103,500
- Median gross rent
- $822 / month
- Congressional district
- NY-19 (119th Congress)
- 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/New_York (UTC−5 / UTC−4 DST)
- Area code
- 607 (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 13863 with another ZIP · ZIPs within 25 miles · distance from 13863
Map of ZIP code 13863
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Feb (avg low 14°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 34 | 42 | 56 | 68 | 76 | 81 | 79 | 72 | 61 | 48 | 37 |
| Avg low °F | 15 | 14 | 21 | 33 | 44 | 53 | 58 | 57 | 49 | 39 | 30 | 22 |
| Precip in | 2.6 | 2.3 | 3.1 | 3.5 | 3.5 | 4.4 | 3.9 | 4.4 | 4.0 | 3.8 | 3.0 | 2.9 |
NOAA 1991–2020 climate normals from the nearest station: WHITNEY PT DAM (8.3 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 · 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