Area code 319
Area code 319 serves Cedar Rapids and nearby parts of Iowa, including Waterloo, Iowa City and Burlington. It is on Central Time, which observes daylight saving time.
Area code 319 at a glance
| State | Iowa (IA) |
| Main city | Cedar Rapids |
| Time zone | Central Time |
| UTC offset | UTC−6 in winter, UTC−5 in summer |
| Daylight saving time | Yes |
Cities in 319
- Cedar Rapids
- Waterloo
- Iowa City
- Burlington
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 319 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 319 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 319 between |
|---|---|
| Eastern | 9:00 AM to 10:00 PM |
| Central | 8:00 AM to 9:00 PM |
| Mountain | 7:00 AM to 8:00 PM |
| Arizona | 6:00 AM to 7:00 PM |
| Pacific | 6:00 AM to 7:00 PM |
See the time in 319 without leaving your CRM
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Other area codes in Iowa
Questions about 319
What time zone is area code 319?
Area code 319 is on Central Time. It observes daylight saving time.
Where is area code 319?
Area code 319 is in Iowa. Its main city is Cedar Rapids, and it also covers Waterloo, Iowa City and Burlington.
What are the legal hours to call a 319 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.