Postal Code K4K

Rockland · Ontario

K4K is the postal code of Rockland in Ontario, Canada. This list covers forward sortation areas (FSA) — the first three characters of a Canadian postal code, such as T0A.

Postal Code: K4K
Area: —
Province: Ontario
Country: Canada

Place with postal code K4K

Place	Area	Location
Rockland	—	45.550, -75.291

Near Ottawa

The nearest major city is Ottawa, about 35 km away.

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Nearby postal codes

All postal codes in Ontario →

Frequently asked questions

Which places use postal code K4K?

Rockland.

Which area and province is K4K in?

Ontario, Canada.

What is the nearest major city to K4K?

Ottawa, about 35 km away.

Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.