Phone Prefix
(563) 231-XXXX
IA • DUBUQUE
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Carrier Information
NANPA
State
IA
Region
WE
Rate Center
DUBUQUE
Assigned To
UNITED STATES CELLULAR - IA
OCN
6266
Status
AS
Date Assigned
Oct 01, 2012
Number Range
First Number
(563) 231-0000
Last Number
(563) 231-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
16 reports
16
Total FCC + FTC DNC complaints for numbers in this prefix
Top 16 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (563) 231-2025 5632312025 | 1 |
| 2 | (563) 231-2047 5632312047 | 1 |
| 3 | (563) 231-2118 5632312118 | 1 |
| 4 | (563) 231-2322 5632312322 | 1 |
| 5 | (563) 231-2334 5632312334 | 1 |
| 6 | (563) 231-3142 5632313142 | 1 |
| 7 | (563) 231-4094 5632314094 | 1 |
| 8 | (563) 231-4406 5632314406 | 1 |
| 9 | (563) 231-4489 5632314489 | 1 |
| 10 | (563) 231-4754 5632314754 | 1 |
| 11 | (563) 231-5614 5632315614 | 1 |
| 12 | (563) 231-7253 5632317253 | 1 |
| 13 | (563) 231-7325 5632317325 | 1 |
| 14 | (563) 231-7964 5632317964 | 1 |
| 15 | (563) 231-8299 5632318299 | 1 |
| 16 | (563) 231-9072 5632319072 | 1 |
About This Prefix
Phone numbers starting with (563) 231 are part of the North American Numbering Plan (NANP). The first three digits (563) represent the Area Code (NPA), and the next three digits (231) represent the Central Office Code (NXX) or exchange.
- NPA (563) - Numbering Plan Area, identifies the geographic region
- NXX (231) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)