Phone Prefix
(443) 203-XXXX
MD • WEST RIVER
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
WEST RIVER
Assigned To
VERIZON MARYLAND, INC.
OCN
9212
Status
RT
Number Range
First Number
(443) 203-0000
Last Number
(443) 203-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
76 reports
76
Total FCC + FTC DNC complaints for numbers in this prefix
Top 28 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (443) 203-5415 4432035415 | 28 |
| 2 | (443) 203-5167 4432035167 | 9 |
| 3 | (443) 203-1055 4432031055 | 6 |
| 4 | (443) 203-8837 4432038837 | 5 |
| 5 | (443) 203-9763 4432039763 | 3 |
| 6 | (443) 203-9034 4432039034 | 2 |
| 7 | (443) 203-5227 4432035227 | 2 |
| 8 | (443) 203-5414 4432035414 | 1 |
| 9 | (443) 203-5587 4432035587 | 1 |
| 10 | (443) 203-5676 4432035676 | 1 |
| 11 | (443) 203-5747 4432035747 | 1 |
| 12 | (443) 203-5771 4432035771 | 1 |
| 13 | (443) 203-5855 4432035855 | 1 |
| 14 | (443) 203-5879 4432035879 | 1 |
| 15 | (443) 203-5969 4432035969 | 1 |
| 16 | (443) 203-7889 4432037889 | 1 |
| 17 | (443) 203-8341 4432038341 | 1 |
| 18 | (443) 203-8468 4432038468 | 1 |
| 19 | (443) 203-8655 4432038655 | 1 |
| 20 | (443) 203-9119 4432039119 | 1 |
| 21 | (443) 203-0843 4432030843 | 1 |
| 22 | (443) 203-9866 4432039866 | 1 |
| 23 | (443) 203-2581 4432032581 | 1 |
| 24 | (443) 203-2709 4432032709 | 1 |
| 25 | (443) 203-4806 4432034806 | 1 |
| 26 | (443) 203-5039 4432035039 | 1 |
| 27 | (443) 203-5103 4432035103 | 1 |
| 28 | (443) 203-5190 4432035190 | 1 |
About This Prefix
Phone numbers starting with (443) 203 are part of the North American Numbering Plan (NANP). The first three digits (443) represent the Area Code (NPA), and the next three digits (203) represent the Central Office Code (NXX) or exchange.
- NPA (443) - Numbering Plan Area, identifies the geographic region
- NXX (203) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)