Area code 623
Area code 623 serves Glendale and nearby parts of Arizona, including Peoria, Sun City and Buckeye. It is on Mountain Standard Time all year, with no daylight saving time. 602 and 480 are overlays for the same area.
Area code 623 at a glance
Cities in 623
- Glendale
- Peoria
- Sun City
- Buckeye
An area code shows where a number was first assigned. Mobile numbers keep their area code when people move, so the person you’re calling may be somewhere else.
When you can call a 623 number
Federal telemarketing rules under the TCPA allow sales calls between 8 AM and 9 PM in the called person’s local time. Here is that window for a 623 number, shown in your own time zone.
General information, not legal advice. Some states add rules for Sundays, holidays or the number of calls. See our calling hours guide.
| If you’re on | You can call 623 between |
|---|---|
| Eastern | 11:00 AM to 12:00 AM |
| Central | 10:00 AM to 11:00 PM |
| Mountain | 9:00 AM to 10:00 PM |
| Arizona | 8:00 AM to 9:00 PM |
| Pacific | 8:00 AM to 9:00 PM |
See the time in 623 without leaving your CRM
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Questions about 623
What time zone is area code 623?
Area code 623 is on Mountain Standard Time. It does not observe daylight saving time.
Where is area code 623?
Area code 623 is in Arizona. Its main city is Glendale, and it also covers Peoria, Sun City and Buckeye.
What are the legal hours to call a 623 number?
Under the federal TCPA, sales calls are allowed from 8 AM to 9 PM in the called person’s local time. Personal and informational calls are not limited by these hours.
What area codes overlay 623?
602 and 480 cover the same area as 623, so numbers in the same town can have either code.