Blocker is an unincorporated community located on State Highway 31 in

Pittsburg County Pittsburg County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 45,837. Its county seat is McAlester. The county was formed from part of the Choctaw Nation in Indian Territory in 1907. County lead ...

Oklahoma Oklahoma (; Choctaw language, Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a U.S. state, state in the South Central United States, South Central region of the United States, bordered by Texas on the south and west, Kansas on the nor ...

, 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. History The county is named for James Gaines, a merchant who signed the Texas Declaration of Independence and ...

, Choctaw Nation, in the Indian Territory.John W. Morris, ''Historical Atlas of Oklahoma'', Plate 38.

References

Unincorporated communities in Pittsburg County, Oklahoma Unincorporated communities in Oklahoma {{Oklahoma-geo-stub