- City / exchange
- Calmar
- Province / state
- Iowa
- Country
- United States
- Carrier
- Onvoy, LLC - Ia
- Line type
- Likely VoIP / virtual number
- OCN
- 221F
- Status
- In Service
- Assigned
- 02/16/2018
- Number pooling
- Yes (block shared between carriers)
563-800 phone numbers
Calmar, Iowa, United States · Onvoy, LLC - Ia
Reported numbers in 563-800
No numbers in this block have been reported by visitors yet.
Complaints filed with the FCC
- 563-800-35291 complaint · 2026-10-07
What does the 563-800 prefix tell you?
Every North American number is area code + prefix + line. The prefix 563-800 was assigned to Onvoy, LLC - Ia on 02/16/2018 for the Calmar exchange. A call from this block usually originates from a Onvoy, LLC - Ia customer in or near Calmar, but caller ID can be spoofed to show any number.