Phone Prefix
(605) 540-XXXX
SD • NOSIOUX CY
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Carrier Information
NANPA
State
SD
Region
WE
Rate Center
NOSIOUX CY
Assigned To
LEVEL 3 COMMUNICATIONS, LLC - SD
OCN
5180
Status
RT
Number Range
First Number
(605) 540-0000
Last Number
(605) 540-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
23 reports
23
Total FCC + FTC DNC complaints for numbers in this prefix
Top 19 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (605) 540-4697 6055404697 | 2 |
| 2 | (605) 540-5055 6055405055 | 2 |
| 3 | (605) 540-4148 6055404148 | 2 |
| 4 | (605) 540-4050 6055404050 | 2 |
| 5 | (605) 540-1796 6055401796 | 1 |
| 6 | (605) 540-3584 6055403584 | 1 |
| 7 | (605) 540-4211 6055404211 | 1 |
| 8 | (605) 540-4965 6055404965 | 1 |
| 9 | (605) 540-4966 6055404966 | 1 |
| 10 | (605) 540-4967 6055404967 | 1 |
| 11 | (605) 540-4970 6055404970 | 1 |
| 12 | (605) 540-4972 6055404972 | 1 |
| 13 | (605) 540-5029 6055405029 | 1 |
| 14 | (605) 540-6241 6055406241 | 1 |
| 15 | (605) 540-0733 6055400733 | 1 |
| 16 | (605) 540-7013 6055407013 | 1 |
| 17 | (605) 540-1424 6055401424 | 1 |
| 18 | (605) 540-1443 6055401443 | 1 |
| 19 | (605) 540-1747 6055401747 | 1 |
About This Prefix
Phone numbers starting with (605) 540 are part of the North American Numbering Plan (NANP). The first three digits (605) represent the Area Code (NPA), and the next three digits (540) represent the Central Office Code (NXX) or exchange.
- NPA (605) - Numbering Plan Area, identifies the geographic region
- NXX (540) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)