Foster is an

unincorporated community An unincorporated area is a parcel of land that is not governed by a local general-purpose municipal corporation. (At p. 178.) They may be governed or serviced by an encompassing unit (such as a county) or another branch of the state (such as th ...

in Boone County,

West Virginia West Virginia is a mountainous U.S. state, state in the Southern United States, Southern and Mid-Atlantic (United States), Mid-Atlantic regions of the United States.The United States Census Bureau, Census Bureau and the Association of American ...

, United States. Foster is located on

West Virginia Route 3 West Virginia Route 3 is a state highway in the U.S. state of West Virginia. It runs from West Virginia Route 10 in West Hamlin in a general easterly direction via Beckley to West Virginia Route 311 at Sweet Springs, most of the way acro ...

, northeast of

Madison Madison may refer to: People * Madison (name), a given name and a surname * James Madison (1751–1836), fourth president of the United States * Madison (footballer), Brazilian footballer Places in the United States Populated places * Madi ...

. Foster has a

post office A post office is a public facility and a retailer that provides mail services, such as accepting letter (message), letters and parcel (package), parcels, providing post office boxes, and selling postage stamps, packaging, and stationery. Post o ...

with ZIP code 25081.ZIP Code Lookup
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References

Unincorporated communities in Boone County, West Virginia Unincorporated communities in West Virginia {{BooneCountyWV-geo-stub