Shamo'kin, PA., a borough in Northumberland co., about 45 mi. n. by e. of Harrisburg, on the Philadelphia & Reading and the Pennsylvania railroads. It is in the anthracite coal fields and also contains foundries, machine shops and knitting, flour and planing mills. There are eighteen churches, four banks, two high schools, a public library, electric lights and electric street railways. The town was laid out in 1835, and the borough was incorporated in 1864. Population in 1910, 19,588.