Area code 600 (Canadian non-geographic services)
Area code 600 is a non-geographic Canadian non-geographic services code in the North American Numbering Plan.
| Location | Canadian non-geographic tariffed: teleprinter, caller-pays mobile, etc. |
|---|---|
| Status | In service · since 1993 |
| Overlay codes | 633 Overlays share the same area. Local calls usually need 10-digit dialing. |
| Local dialing | NA |
History
- Rarely used, but serves some satellite phones in the Canadian high Arctic
- Canadian TWX service used area code 610 until 1992, when it was exchanged for 600.
- 2015: 622 was activated for Canadian non-geographic use
- 2023: 622 was overlaid with 633 for non-geographic use
Format a 600 number
US numbers are written as (600) 555-0123 or 600-555-0123. From outside the US, dial +1 600 555 0123.
Is a call from 600 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.