Phone Prefix
(240) 321-XXXX
MD • OAKLAND
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
OAKLAND
Assigned To
USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD
OCN
4720
Status
RT
Number Range
First Number
(240) 321-0000
Last Number
(240) 321-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
10 reports
10
Total FCC + FTC DNC complaints for numbers in this prefix
Top 10 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (240) 321-1684 2403211684 | 1 |
| 2 | (240) 321-1847 2403211847 | 1 |
| 3 | (240) 321-4658 2403214658 | 1 |
| 4 | (240) 321-5035 2403215035 | 1 |
| 5 | (240) 321-5358 2403215358 | 1 |
| 6 | (240) 321-9358 2403219358 | 1 |
| 7 | (240) 321-9630 2403219630 | 1 |
| 8 | (240) 321-9704 2403219704 | 1 |
| 9 | (240) 321-9746 2403219746 | 1 |
| 10 | (240) 321-9957 2403219957 | 1 |
About This Prefix
Phone numbers starting with (240) 321 are part of the North American Numbering Plan (NANP). The first three digits (240) represent the Area Code (NPA), and the next three digits (321) represent the Central Office Code (NXX) or exchange.
- NPA (240) - Numbering Plan Area, identifies the geographic region
- NXX (321) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)