Roman Catholic Diocese of Helena was formed to serve eastern Montana. The seat of the diocese is in the Cathedral of St. Helena in the state capital of Helena. It was completed in 1914. The bishops of the Diocese of Helena and their years of service: Roman Catholic Diocese of Helena The Diocese of Helena () is the Catholic diocese for western Montana with its cathedral located in Helena, the state capital. The diocese was erected from the year-old Vicarate of Montana on March 7, 1884, while Montana was still a territory. The diocese is a suffragan of the Archdiocese of Portland, which encompasses Oregon,
Helena–West Helena, Arkansas Helena–West Helena, Arkansas Helena–West Helena is the county seat of and the largest city within Phillips County, Arkansas, United States. The current city was consolidated, effective January 1, 2006, from the two Arkansas cities of Helena and West Helena. Helena is sited on lowlands between the Mississippi River and the eastern side of Crowley's Ridge. West Helena is located on the western side of Crowley's Ridge, a geographic anomaly in the typically flat Arkansas Delta. The Helena Bridge, one of Arkansas' four Mississippi River bridges, carries U.S. Route 49 across to Mississippi. The combined population of the two cities was