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The 734 area code is a significant telecommunications region in the United States, with specific characteristics that make it notable.

Geographical Coverage: Area code 734 is located in Michigan and primarily covers the southern parts of southeast Michigan. This includes notable cities such as Ann Arbor, Livonia, Monroe, and certain areas within Wayne County. Moreover, it spans across six counties: Wayne, Washtenaw, Monroe, Livingston, and Oakland​​​​. Establishment and Purpose: The 734 area code was officially assigned on May 30th, 1997, and became active in service on December 13th, 1997. Classified as a General Purpose Code, it was established to provide telephone service to a specific geographic region within Michigan​​. Overlap and Dialing Pattern: It is notable that area code 734 overlaps with area code 313. For local calls within the same Numbering Plan Area (NPA), a 7-digit dialing pattern is utilized. This is a typical feature of many area codes in the United States, allowing for a consistent dialing format within a given region​​​​.

In conclusion, area code 734 serves a vital role in Michigan's telecommunications landscape, covering a significant geographical area and supporting a large number of residents and businesses. Its establishment and the overlap with other area codes reflect the evolving needs of communication infrastructure in the region.