In 1901,8 new barrios were created but it abolished also the two barrios of Aglomiom which was attached to Sablayan and Cogon which was organized into 5 TIMLA barrios.
In 1901,8 new barrios were created under the american administration, but it abolished also two of its existing barrios. These were barrio Aglomiom which was merged to Sablayan due to its small population and Cogon which was organized into 5 TIMLA barrios.