Phone Prefix
(605) 578-XXXX
SD • SPEARFISH
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Carrier Information
NANPA
State
SD
Region
WE
Rate Center
SPEARFISH
Assigned To
BANDWIDTH.COM CLEC, LLC - SD
OCN
106F
Status
AS
Date Assigned
Jul 25, 2016
Number Range
First Number
(605) 578-0000
Last Number
(605) 578-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
12 reports
12
Total FCC + FTC DNC complaints for numbers in this prefix
Top 11 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (605) 578-0045 6055780045 | 2 |
| 2 | (605) 578-1747 6055781747 | 1 |
| 3 | (605) 578-3550 6055783550 | 1 |
| 4 | (605) 578-3660 6055783660 | 1 |
| 5 | (605) 578-6249 6055786249 | 1 |
| 6 | (605) 578-6891 6055786891 | 1 |
| 7 | (605) 578-6974 6055786974 | 1 |
| 8 | (605) 578-7974 6055787974 | 1 |
| 9 | (605) 578-9349 6055789349 | 1 |
| 10 | (605) 578-9741 6055789741 | 1 |
| 11 | (605) 578-9781 6055789781 | 1 |
About This Prefix
Phone numbers starting with (605) 578 are part of the North American Numbering Plan (NANP). The first three digits (605) represent the Area Code (NPA), and the next three digits (578) represent the Central Office Code (NXX) or exchange.
- NPA (605) - Numbering Plan Area, identifies the geographic region
- NXX (578) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)