928 Area Code — Arizona
928 is a North American Numbering Plan area code for Arizona, the United States. It covers about 1,088,103 people in 145 towns and 181 ZIP codes, including Yuma, Flagstaff and Prescott.
| Field | Value |
|---|---|
| Area code | 928 |
| Country | United States (+1) |
| State / province | Arizona |
| Type | Standalone (no other NANP code covers the same towns) |
| Time zone | Mountain (no DST) and Mountain |
| Population covered | 1,088,103 |
| Towns covered | 145 |
| ZIP codes | 181 |
| Approx. centre | 34.665, -111.770 |
Where area code 928 is used
Area code 928 is assigned to Arizona, the United States, inside the North American Numbering Plan. Numbers in the code are written (928) NXX-XXXX at home and +1 928 NXX-XXXX when dialled from outside Canada and the United States. Since the NANP moved to 10-digit dialling you must always include the area code, even for a local call.
Towns and cities in area code 928
The 145 towns below are the largest in the 928 footprint, ranked by population. Every one of them links to its own page with the full list of area codes and ZIP codes for that town.
| Town | County | Population | ZIP codes |
|---|---|---|---|
| Yuma | Yuma County | 149,809 | 5 |
| Flagstaff | Coconino County | 95,790 | 6 |
| Prescott | Yavapai County | 66,461 | 6 |
| Lake Havasu City | Mohave County | 62,596 | 4 |
| Kingman | Mohave County | 60,489 | 3 |
| Prescott Valley | Yavapai County | 51,001 | 3 |
| Bullhead City | Mohave County | 43,354 | 4 |
| San Luis | Yuma County | 31,316 | 1 |
| Cottonwood | Yavapai County | 24,852 | 1 |
| Payson | Gila County | 23,382 | 2 |
| Safford | Graham County | 20,809 | 2 |
| Chino Valley | Yavapai County | 19,666 | 1 |
Counties covered
| County | ZIP codes |
|---|---|
| Yavapai County | 29 |
| Mohave County | 29 |
| Apache County | 26 |
| Navajo County | 25 |
| Coconino County | 23 |
| Gila County | 11 |
| Yuma County | 10 |
| La Paz County | 9 |
| Graham County | 9 |
| Maricopa County | 6 |
| Greenlee County | 3 |
| McKinley County | 1 |
Nearby area codes
How to dial area code 928
- Within North America: 928 + 7-digit number (928-NXX-XXXX). The leading 1 is optional on a mobile phone and required on most landlines for long-distance.
- From abroad: your country's international prefix, then 1, then 928, then the 7-digit number — for example 00 1 928 NXX-XXXX from most of Europe.
Frequently asked questions
What area code is 928?
928 is a North American Numbering Plan area code assigned to Arizona, the United States. It covers about 1,088,103 people in 145 towns.
Is 928 a US or Canadian area code?
928 is a United States area code. Canada and the United States share the +1 country code, so both are part of the same numbering plan.
What time zone is area code 928 in?
Area code 928 is in the Mountain (no DST) and Mountain time zone.
Do I have to dial 10 digits?
Yes. Every NANP call now requires the area code plus the seven-digit number, even for a local call.