- City / exchange
- Markham
- Province / state
- Ontario
- Country
- Canada
- Carrier
- InnSysVoice Corp
- Line type
- Landline or business line
- OCN
- 383H
- Status
- In Service
- Assigned
- 2014-10-15
- Number pooling
- No
289-666 phone numbers
Markham, Ontario, Canada · InnSysVoice Corp
Reported numbers in 289-666
No numbers in this block have been reported by visitors yet.
What does the 289-666 prefix tell you?
Every North American number is area code + prefix + line. The prefix 289-666 was assigned to InnSysVoice Corp on 2014-10-15 for the Markham exchange. A call from this block usually originates from a InnSysVoice Corp customer in or near Markham, but caller ID can be spoofed to show any number.