Area code 408
Area code 408 serves San Jose and nearby parts of California, including Sunnyvale, Santa Clara and Milpitas. It is on Pacific Time, which observes daylight saving time. 669 is an overlay for the same area.
Area code 408 at a glance
| State | California (CA) |
| Main city | San Jose |
| Time zone | Pacific Time |
| UTC offset | UTC−8 in winter, UTC−7 in summer |
| Daylight saving time | Yes |
| Overlay codes | 669 |
Cities in 408
- San Jose
- Sunnyvale
- Santa Clara
- Milpitas
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 408 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 408 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 408 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 408 without leaving your CRM
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Other area codes in California
Questions about 408
What time zone is area code 408?
Area code 408 is on Pacific Time. It observes daylight saving time.
Where is area code 408?
Area code 408 is in California. Its main city is San Jose, and it also covers Sunnyvale, Santa Clara and Milpitas.
What are the legal hours to call a 408 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 408?
669 covers the same area as 408, so numbers in the same town can have either code.