- City / exchange
- Monmouth
- Province / state
- Illinois
- Country
- United States
- Carrier
- Exiant Communications LLC
- Line type
- Landline or business line
- OCN
- 114J
- Status
- In Service
- Assigned
- 03/24/2026
- Number pooling
- Yes (block shared between carriers)
309-990 phone numbers
Monmouth, Illinois, United States · Exiant Communications LLC
Reported numbers in 309-990
No numbers in this block have been reported by visitors yet.
What does the 309-990 prefix tell you?
Every North American number is area code + prefix + line. The prefix 309-990 was assigned to Exiant Communications LLC on 03/24/2026 for the Monmouth exchange. A call from this block usually originates from a Exiant Communications LLC customer in or near Monmouth, but caller ID can be spoofed to show any number.