Blocker 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 ...

located on State Highway 31 in Pittsburg County,

Oklahoma Oklahoma ( ; Choctaw language, Choctaw: , ) is a landlocked U.S. state, state in the South Central United States, South Central region of the United States. It borders Texas to the south and west, Kansas to the north, Missouri to the northea ...

, United States. The post office opened April 26, 1905. The ZIP code is 74529. The community is said to have been named for a local coal dealer, Eads Blocker. At the time of its founding, Blocker was located in

Gaines County Gaines County is a county in the U.S. state of Texas. As of the 2020 census, its population was 21,598. The county seat is Seminole. It gained national attention in 2025 for a major outbreak of measles. History The county is named for James ...

Choctaw Nation The Choctaw Nation of Oklahoma (Choctaw: ''Chahta Okla'') is a Native American reservation occupying portions of southeastern Oklahoma in the United States. At roughly , it is the second-largest reservation in area after the Navajo, exceeding t ...

, in the

Indian Territory Indian Territory and the Indian Territories are terms that generally described an evolving land area set aside by the Federal government of the United States, United States government for the relocation of Native Americans in the United States, ...

.John W. Morris, ''Historical Atlas of Oklahoma'', Plate 38.

References

Unincorporated communities in Pittsburg County, Oklahoma Unincorporated communities in Oklahoma Choctaw Nation of Oklahoma {{Oklahoma-geo-stub