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All Area Codes/Arizona
928

Flagstaff, Arizona

Area code 928

Where Is Area Code 928?

Area code 928 is in northern and western Arizona. It serves a large part of the state outside the Phoenix and Tucson metro areas. Flagstaff is one of the best-known cities in the 928 area.

Area code 928 covers cities and communities such as Flagstaff, Yuma, Prescott, Kingman, Lake Havasu City, Bullhead City, Cottonwood, Sedona, Show Low, and Sierra Vista. It also serves many rural areas and tribal lands across western, northern, and eastern Arizona. Counties with major 928 service areas include Coconino County, Yavapai County, Mohave County, Yuma County, Navajo County, and Apache County.

Area code 928 includes major geographic features such as the Grand Canyon in northern Arizona and large stretches of high desert and mountain country. The code also covers parts of the Colorado River region, including communities near Lake Havasu and Bullhead City. In the Flagstaff area, it serves a city near the San Francisco Peaks and close to Interstate 40.

History of Area Code 928

Area code 928 was established on June 23, 2001. The North American Numbering Plan created it in a split from area code 520. The split happened as Arizona needed more telephone numbers outside the Tucson area.

Area code 928 is a split area code, not an overlay. Since it was created, the region has continued to use 928 across a very large service area with many small and mid-sized communities. This wide coverage reflects the growth of telephone service across rural Arizona, tourism centers, and regional cities such as Flagstaff, Yuma, and Prescott.

Key Facts About Area Code 928

  • Area code 928 is in Arizona, and Flagstaff is one of its major cities.
  • Area code 928 was created on June 23, 2001, in a split from area code 520.
  • Area code 928 is a geographic area code, not a toll-free code.
  • Area code 928 covers much of northern and western Arizona, including Flagstaff, Yuma, Prescott, Kingman, and Lake Havasu City.
  • Area code 928 includes Northern Arizona University, which is located in Flagstaff.
  • Area code 928 includes Grand Canyon National Park, one of Arizona's best-known landmarks.
  • Most of area code 928 is in the Mountain Time Zone, and Arizona does not observe daylight saving time except on the Navajo Nation.
  • Area code 928 serves a large multi-county region that includes urban centers, tribal lands, mountain communities, and desert cities.

Frequently Asked Questions

What state is area code 928 in?

Area code 928 is in Arizona.

What major cities use area code 928?

Major cities in area code 928 include Flagstaff, Yuma, Prescott, Kingman, Lake Havasu City, Bullhead City, Sedona, Cottonwood, Show Low, and Sierra Vista.

Is area code 928 a toll-free number?

No. Area code 928 is a geographic area code.

Last updated: April 2026

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