Area code 543 (non-geographic)
Area code 543 is a non-geographic service code in the North American Numbering Plan.
| Location | Non-geographic |
|---|---|
| Status | Planned (not yet in service) |
Format a 543 number
US numbers are written as (543) 555-0123 or 543-555-0123. From outside the US, dial +1 543 555 0123.
Is a call from 543 a scam?
An area code only tells you where a number was assigned. Caller ID can be faked (“spoofed”), so do not trust a call just because the area code looks local. Never share codes or payment details with unexpected callers.
Sources: NANPA via NumberResearch.org (CC BY 4.0); place names and history from Wikipedia (CC BY-SA 4.0). See data sources.