Area Code 734: Ann Arbor, Michigan - area-code -

Frequently Asked Questions

Ann Arbor, Michigan, primarily uses area code 734. While it also extends into parts of Wayne and Monroe Counties, Ann Arbor is the central hub for this area code.
Area code 734 was introduced in 1997 to address the growing demand for phone numbers in southeastern Michigan. It was split from the existing 313 area code, which originally covered the entire region, including Detroit.
Dial 1 followed by the full 10-digit number (1-734-XXX-XXXX). The "1+" prefix indicates a long-distance call to your telecom provider.
Area code 734 predominantly covers Washtenaw County but also extends into parts of Wayne and Monroe Counties. This includes cities like Ann Arbor, Ypsilanti, Plymouth, and Monroe.
Area code 734 is located in southeastern Michigan. It includes communities like Saline, Chelsea, Milan, Belleville, and parts of Livonia, Westland, Canton, and several Downriver communities.
Ypsilanti, Michigan is covered by area code 734, along with Ann Arbor and other nearby communities in Washtenaw County.
Even for local calls within the 734 area code, you should always dial the full 10-digit number, including the area code (734-XXX-XXXX). This practice is essential for consistent call routing.
The Federal Communications Commission (FCC) and the North American Numbering Plan Administration (NANPA) regulate dialing procedures for area code 734 and other area codes nationwide.
Major carriers such as AT&T, Verizon, and T-Mobile, as well as smaller regional providers, offer services in the 734 area, creating a competitive telecommunications market.
The Michigan Public Service Commission (MPSC) regulates telecommunications services within the state of Michigan, including those in the 734 area code.
Area code 734 is culturally significant because it's centered around Ann Arbor, a vibrant city with a rich arts scene, diverse culinary offerings, and numerous festivals and events influenced by the University of Michigan.
Michigan's Internet for All initiative, approved by the NTIA, includes investments in broadband infrastructure within the 734 area code, aiming to connect thousands of homes and businesses to high-speed internet.
Approximately 1,650,960 phone numbers are estimated to be within area code 734, according to sources like 123.net.
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