Phone Prefix
(503) 309-XXXX
OR • PORTLAND
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Carrier Information
NANPA
State
OR
Region
WE
Rate Center
PORTLAND
Assigned To
T-MOBILE USA, INC.
OCN
6529
Status
RT
Number Range
First Number
(503) 309-0000
Last Number
(503) 309-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
10 reports
10
Total FCC + FTC DNC complaints for numbers in this prefix
Top 7 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (503) 309-7020 5033097020 | 4 |
| 2 | (503) 309-4411 5033094411 | 1 |
| 3 | (503) 309-4574 5033094574 | 1 |
| 4 | (503) 309-4131 5033094131 | 1 |
| 5 | (503) 309-7321 5033097321 | 1 |
| 6 | (503) 309-9543 5033099543 | 1 |
| 7 | (503) 309-5305 5033095305 | 1 |
About This Prefix
Phone numbers starting with (503) 309 are part of the North American Numbering Plan (NANP). The first three digits (503) represent the Area Code (NPA), and the next three digits (309) represent the Central Office Code (NXX) or exchange.
- NPA (503) - Numbering Plan Area, identifies the geographic region
- NXX (309) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)