State
Area Code 521
NANP AREA
Local time now
…
Time zone
Eastern
Main cities
—
In service since
2017
When you can make sales calls to 521 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 NANP AREA
Questions about area code 521
- Where is area code 521?
- Area code 521 is in NANP AREA, covering parts of the state.
- What time zone is area code 521?
- Eastern time.
- When can telemarketers call a 521 number?
- Federal rules allow sales calls from 8 AM to 9 PM local time.
- Is 521 a toll-free number?
- No. 521 is a regular area code for NANP AREA. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.