Phone Prefix
(443) 233-XXXX
MD • VIENNA
Search Number in This Prefix
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
VIENNA
Assigned To
ONVOY, LLC - MD
OCN
876D
Status
AS
Date Assigned
Jul 14, 2020
Number Range
First Number
(443) 233-0000
Last Number
(443) 233-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
58 reports
58
Total FCC + FTC DNC complaints for numbers in this prefix
Top 33 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (443) 233-6509 4432336509 | 17 |
| 2 | (443) 233-6281 4432336281 | 6 |
| 3 | (443) 233-1556 4432331556 | 2 |
| 4 | (443) 233-5983 4432335983 | 2 |
| 5 | (443) 233-0498 4432330498 | 2 |
| 6 | (443) 233-1223 4432331223 | 1 |
| 7 | (443) 233-1247 4432331247 | 1 |
| 8 | (443) 233-1331 4432331331 | 1 |
| 9 | (443) 233-2757 4432332757 | 1 |
| 10 | (443) 233-5056 4432335056 | 1 |
| 11 | (443) 233-5107 4432335107 | 1 |
| 12 | (443) 233-5132 4432335132 | 1 |
| 13 | (443) 233-5159 4432335159 | 1 |
| 14 | (443) 233-5216 4432335216 | 1 |
| 15 | (443) 233-5217 4432335217 | 1 |
| 16 | (443) 233-5272 4432335272 | 1 |
| 17 | (443) 233-5353 4432335353 | 1 |
| 18 | (443) 233-5515 4432335515 | 1 |
| 19 | (443) 233-6286 4432336286 | 1 |
| 20 | (443) 233-6409 4432336409 | 1 |
| 21 | (443) 233-6500 4432336500 | 1 |
| 22 | (443) 233-6559 4432336559 | 1 |
| 23 | (443) 233-8123 4432338123 | 1 |
| 24 | (443) 233-8384 4432338384 | 1 |
| 25 | (443) 233-8464 4432338464 | 1 |
| 26 | (443) 233-8492 4432338492 | 1 |
| 27 | (443) 233-8497 4432338497 | 1 |
| 28 | (443) 233-0069 4432330069 | 1 |
| 29 | (443) 233-9106 4432339106 | 1 |
| 30 | (443) 233-0091 4432330091 | 1 |
| 31 | (443) 233-0810 4432330810 | 1 |
| 32 | (443) 233-1018 4432331018 | 1 |
| 33 | (443) 233-1142 4432331142 | 1 |
About This Prefix
Phone numbers starting with (443) 233 are part of the North American Numbering Plan (NANP). The first three digits (443) represent the Area Code (NPA), and the next three digits (233) represent the Central Office Code (NXX) or exchange.
- NPA (443) - Numbering Plan Area, identifies the geographic region
- NXX (233) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)