State
Area Code 641
Mason City, New Haven, Marshalltown, Iowa
Local time now
…
Time zone
Central
Main cities
Mason City, New Haven, Marshalltown, Ottumwa, Pella, Oskaloosa
Overlays
None
In service since
2000
When you can make sales calls to 641 numbers
| Every day | 8 AM – 9 PM (federal rule) |
In the called person's local time. Guidance, not legal advice.
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Other area codes in Iowa
Questions about area code 641
- Where is area code 641?
- Area code 641 is in Iowa, covering Mason City, New Haven, Marshalltown, Ottumwa.
- What time zone is area code 641?
- Central time.
- When can telemarketers call a 641 number?
- Federal rules allow sales calls from 8 AM to 9 PM local time.
- Is 641 a toll-free number?
- No. 641 is a regular area code for Iowa. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.