623 area code
Area code 623 is in Arizona, including Phoenix, Glendale, Buckeye and Peoria. It's on Mountain Time (no daylight saving).
Mountain Time (no daylight saving)
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Business hours are taken as 9 AM to 5 PM on weekdays. US telemarketing rules only allow sales calls between 8 AM and 9 PM local time.
Cities in area code 623
| City | Time zone |
|---|---|
| Phoenix, AZ | Mountain Time (no daylight saving) |
| Glendale, AZ | Mountain Time (no daylight saving) |
| Buckeye, AZ | Mountain Time (no daylight saving) |
| Peoria, AZ | Mountain Time (no daylight saving) |
| Sun City, AZ | Mountain Time (no daylight saving) |
Other area codes in Arizona
More: look up another area code · time zone converter · US time zones map
Questions people ask
Where is area code 623?
Area code 623 is in Arizona, including Phoenix, Glendale, Buckeye and Peoria.
What time zone is area code 623?
623 is on Mountain Time (no daylight saving) (UTC−7).
What time is it in area code 623 right now?
The live clock at the top of this page shows the current local time in area code 623.