Phone Prefix
(240) 578-XXXX
MD • FREDERICK
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
FREDERICK
Assigned To
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
OCN
6395
Status
AS
Date Assigned
Jul 08, 2011
Number Range
First Number
(240) 578-0000
Last Number
(240) 578-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
11 reports
11
Total FCC + FTC DNC complaints for numbers in this prefix
Top 11 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (240) 578-1492 2405781492 | 1 |
| 2 | (240) 578-1986 2405781986 | 1 |
| 3 | (240) 578-2226 2405782226 | 1 |
| 4 | (240) 578-4730 2405784730 | 1 |
| 5 | (240) 578-4767 2405784767 | 1 |
| 6 | (240) 578-4879 2405784879 | 1 |
| 7 | (240) 578-5291 2405785291 | 1 |
| 8 | (240) 578-5928 2405785928 | 1 |
| 9 | (240) 578-7159 2405787159 | 1 |
| 10 | (240) 578-8912 2405788912 | 1 |
| 11 | (240) 578-9258 2405789258 | 1 |
About This Prefix
Phone numbers starting with (240) 578 are part of the North American Numbering Plan (NANP). The first three digits (240) represent the Area Code (NPA), and the next three digits (578) represent the Central Office Code (NXX) or exchange.
- NPA (240) - Numbering Plan Area, identifies the geographic region
- NXX (578) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)