Phone Prefix
(563) 550-XXXX
IA • CALMAR
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Carrier Information
NANPA
State
IA
Region
WE
Rate Center
CALMAR
Assigned To
COMMIO, LLC
OCN
939H
Status
AS
Date Assigned
Oct 10, 2022
Number Range
First Number
(563) 550-0000
Last Number
(563) 550-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
3 reports
3
Total FCC + FTC DNC complaints for numbers in this prefix
Top 3 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (563) 550-0664 5635500664 | 1 |
| 2 | (563) 550-0715 5635500715 | 1 |
| 3 | (563) 550-1054 5635501054 | 1 |
About This Prefix
Phone numbers starting with (563) 550 are part of the North American Numbering Plan (NANP). The first three digits (563) represent the Area Code (NPA), and the next three digits (550) represent the Central Office Code (NXX) or exchange.
- NPA (563) - Numbering Plan Area, identifies the geographic region
- NXX (550) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)