Complex sentence: In 1878, it gained exclusive rights to the Bell franchise within a 25-mile (40-km) radius of Cincinnati; it has substantially the same incumbent local exchange carrier territory today: straddling a 3-state area.
Split into simpler sentences: In 1878, it gained exclusive rights to the Bell franchise within a 25-mile (40-km) radius of Cincinnati. It has substantially the same incumbent local exchange carrier territory today, straddling a three-state area.