Area code 831
Area code 831 serves Monterey and nearby parts of California, including Salinas, Santa Cruz and Watsonville. It is on Pacific Time, which observes daylight saving time.
Area code 831 at a glance
| State | California (CA) |
| Main city | Monterey |
| Time zone | Pacific Time |
| UTC offset | UTC−8 in winter, UTC−7 in summer |
| Daylight saving time | Yes |
Cities in 831
- Monterey
- Salinas
- Santa Cruz
- Watsonville
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 an 831 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 an 831 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 831 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 831 without leaving your CRM
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Other area codes in California
Questions about 831
What time zone is area code 831?
Area code 831 is on Pacific Time. It observes daylight saving time.
Where is area code 831?
Area code 831 is in California. Its main city is Monterey, and it also covers Salinas, Santa Cruz and Watsonville.
What are the legal hours to call an 831 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.