- City / exchange
- De Kalb
- Province / state
- Illinois
- Country
- United States
- Carrier
- Ymax Communications Corp. - Il
- Line type
- Landline or business line
- OCN
- 259E
- Status
- In Service
- Assigned
- 02/17/2011
- Number pooling
- Yes (block shared between carriers)
779-400 phone numbers
De Kalb, Illinois, United States · Ymax Communications Corp. - Il
Reported numbers in 779-400
No numbers in this block have been reported by visitors yet.
What does the 779-400 prefix tell you?
Every North American number is area code + prefix + line. The prefix 779-400 was assigned to Ymax Communications Corp. - Il on 02/17/2011 for the De Kalb exchange. A call from this block usually originates from a Ymax Communications Corp. - Il customer in or near De Kalb, but caller ID can be spoofed to show any number.