Phone Prefix
(443) 991-XXXX
MD • TOWSON
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Carrier Information
NANPA
State
MD
Region
MA
Rate Center
TOWSON
Assigned To
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD
OCN
6395
Status
AS
Date Assigned
Oct 23, 2012
Number Range
First Number
(443) 991-0000
Last Number
(443) 991-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
20 reports
20
Total FCC + FTC DNC complaints for numbers in this prefix
Top 18 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (443) 991-8216 4439918216 | 2 |
| 2 | (443) 991-3068 4439913068 | 1 |
| 3 | (443) 991-3426 4439913426 | 1 |
| 4 | (443) 991-4585 4439914585 | 1 |
| 5 | (443) 991-5213 4439915213 | 1 |
| 6 | (443) 991-5361 4439915361 | 1 |
| 7 | (443) 991-6406 4439916406 | 1 |
| 8 | (443) 991-7459 4439917459 | 1 |
| 9 | (443) 991-7563 4439917563 | 1 |
| 10 | (443) 991-7829 4439917829 | 1 |
| 11 | (443) 991-8027 4439918027 | 1 |
| 12 | (443) 991-8204 4439918204 | 1 |
| 13 | (443) 991-8394 4439918394 | 1 |
| 14 | (443) 991-8431 4439918431 | 1 |
| 15 | (443) 991-8513 4439918513 | 1 |
| 16 | (443) 991-8542 4439918542 | 1 |
| 17 | (443) 991-2544 4439912544 | 1 |
| 18 | (443) 991-9324 4439919324 | 1 |
About This Prefix
Phone numbers starting with (443) 991 are part of the North American Numbering Plan (NANP). The first three digits (443) represent the Area Code (NPA), and the next three digits (991) represent the Central Office Code (NXX) or exchange.
- NPA (443) - Numbering Plan Area, identifies the geographic region
- NXX (991) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)