Phone Prefix
(240) 257-XXXX
MD • NANJEMOY
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
NANJEMOY
Assigned To
LEVEL 3 COMMUNICATIONS, LLC - MD
OCN
6119
Status
AS
Date Assigned
Feb 08, 2006
Number Range
First Number
(240) 257-0000
Last Number
(240) 257-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
29 reports
29
Total FCC + FTC DNC complaints for numbers in this prefix
Top 20 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (240) 257-3868 2402573868 | 7 |
| 2 | (240) 257-1200 2402571200 | 2 |
| 3 | (240) 257-0258 2402570258 | 2 |
| 4 | (240) 257-5270 2402575270 | 2 |
| 5 | (240) 257-2604 2402572604 | 1 |
| 6 | (240) 257-2820 2402572820 | 1 |
| 7 | (240) 257-3080 2402573080 | 1 |
| 8 | (240) 257-0770 2402570770 | 1 |
| 9 | (240) 257-4455 2402574455 | 1 |
| 10 | (240) 257-5079 2402575079 | 1 |
| 11 | (240) 257-8880 2402578880 | 1 |
| 12 | (240) 257-5646 2402575646 | 1 |
| 13 | (240) 257-5836 2402575836 | 1 |
| 14 | (240) 257-5994 2402575994 | 1 |
| 15 | (240) 257-6040 2402576040 | 1 |
| 16 | (240) 257-6535 2402576535 | 1 |
| 17 | (240) 257-6708 2402576708 | 1 |
| 18 | (240) 257-6718 2402576718 | 1 |
| 19 | (240) 257-8625 2402578625 | 1 |
| 20 | (240) 257-2250 2402572250 | 1 |
About This Prefix
Phone numbers starting with (240) 257 are part of the North American Numbering Plan (NANP). The first three digits (240) represent the Area Code (NPA), and the next three digits (257) represent the Central Office Code (NXX) or exchange.
- NPA (240) - Numbering Plan Area, identifies the geographic region
- NXX (257) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)