Phone Prefix
(240) 256-XXXX
MD • LEONARDTN
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
LEONARDTN
Assigned To
NEW CINGULAR WIRELESS PCS, LLC - DC
OCN
4036
Status
AS
Date Assigned
Feb 04, 2003
Number Range
First Number
(240) 256-0000
Last Number
(240) 256-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
30 reports
30
Total FCC + FTC DNC complaints for numbers in this prefix
Top 18 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (240) 256-6131 2402566131 | 12 |
| 2 | (240) 256-6754 2402566754 | 2 |
| 3 | (240) 256-3104 2402563104 | 1 |
| 4 | (240) 256-3161 2402563161 | 1 |
| 5 | (240) 256-3289 2402563289 | 1 |
| 6 | (240) 256-3611 2402563611 | 1 |
| 7 | (240) 256-6558 2402566558 | 1 |
| 8 | (240) 256-6610 2402566610 | 1 |
| 9 | (240) 256-6626 2402566626 | 1 |
| 10 | (240) 256-6729 2402566729 | 1 |
| 11 | (240) 256-6731 2402566731 | 1 |
| 12 | (240) 256-6736 2402566736 | 1 |
| 13 | (240) 256-6752 2402566752 | 1 |
| 14 | (240) 256-6837 2402566837 | 1 |
| 15 | (240) 256-6954 2402566954 | 1 |
| 16 | (240) 256-1764 2402561764 | 1 |
| 17 | (240) 256-8647 2402568647 | 1 |
| 18 | (240) 256-3007 2402563007 | 1 |
About This Prefix
Phone numbers starting with (240) 256 are part of the North American Numbering Plan (NANP). The first three digits (240) represent the Area Code (NPA), and the next three digits (256) represent the Central Office Code (NXX) or exchange.
- NPA (240) - Numbering Plan Area, identifies the geographic region
- NXX (256) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)