The term Eparchy of Western America or Diocese of Western America may refer to:

• Serbian Orthodox Eparchy of Western America, an eparchy (diocese) of the Serbian Orthodox Church
• Russian Orthodox Eparchy of Western America and San Francisco, an eparchy (diocese) of the Russian Orthodox Church Outside Russia
• Armenian Eparchy of Western America, an eparchy (diocese) of the Armenian Apostolic Church, under the Holy See of Cilicia
• Assyrian Eparchy of Western America, an eparchy (diocese) of the Assyrian Church of the East

• Christianity in the United States
• Eparchy of Eastern America (disambiguation)
• Eparchy of Canada (disambiguation)

This disambiguation page lists articles associated with the title Eparchy of Western America.
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