Phone Prefix
(503) 305-XXXX
OR • CLACKAMAS
Search Number in This Prefix
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Carrier Information
NANPA
State
OR
Region
WE
Rate Center
CLACKAMAS
Assigned To
NEW CINGULAR WIRELESS PCS, LLC
OCN
6010
Status
AS
Date Assigned
Feb 29, 2016
Number Range
First Number
(503) 305-0000
Last Number
(503) 305-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
62 reports
62
Total FCC + FTC DNC complaints for numbers in this prefix
Top 37 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (503) 305-3524 5033053524 | 6 |
| 2 | (503) 305-3142 5033053142 | 6 |
| 3 | (503) 305-9044 5033059044 | 4 |
| 4 | (503) 305-2108 5033052108 | 3 |
| 5 | (503) 305-3968 5033053968 | 3 |
| 6 | (503) 305-8081 5033058081 | 2 |
| 7 | (503) 305-3049 5033053049 | 2 |
| 8 | (503) 305-3697 5033053697 | 2 |
| 9 | (503) 305-3593 5033053593 | 2 |
| 10 | (503) 305-3630 5033053630 | 2 |
| 11 | (503) 305-2106 5033052106 | 2 |
| 12 | (503) 305-4372 5033054372 | 2 |
| 13 | (503) 305-3645 5033053645 | 1 |
| 14 | (503) 305-3694 5033053694 | 1 |
| 15 | (503) 305-3920 5033053920 | 1 |
| 16 | (503) 305-3927 5033053927 | 1 |
| 17 | (503) 305-4501 5033054501 | 1 |
| 18 | (503) 305-4504 5033054504 | 1 |
| 19 | (503) 305-4743 5033054743 | 1 |
| 20 | (503) 305-4867 5033054867 | 1 |
| 21 | (503) 305-5526 5033055526 | 1 |
| 22 | (503) 305-7756 5033057756 | 1 |
| 23 | (503) 305-8786 5033058786 | 1 |
| 24 | (503) 305-8798 5033058798 | 1 |
| 25 | (503) 305-0523 5033050523 | 1 |
| 26 | (503) 305-9812 5033059812 | 1 |
| 27 | (503) 305-0635 5033050635 | 1 |
| 28 | (503) 305-0906 5033050906 | 1 |
| 29 | (503) 305-1658 5033051658 | 1 |
| 30 | (503) 305-2676 5033052676 | 1 |
| 31 | (503) 305-2869 5033052869 | 1 |
| 32 | (503) 305-2873 5033052873 | 1 |
| 33 | (503) 305-3002 5033053002 | 1 |
| 34 | (503) 305-3258 5033053258 | 1 |
| 35 | (503) 305-3493 5033053493 | 1 |
| 36 | (503) 305-3562 5033053562 | 1 |
| 37 | (503) 305-3595 5033053595 | 1 |
About This Prefix
Phone numbers starting with (503) 305 are part of the North American Numbering Plan (NANP). The first three digits (503) represent the Area Code (NPA), and the next three digits (305) represent the Central Office Code (NXX) or exchange.
- NPA (503) - Numbering Plan Area, identifies the geographic region
- NXX (305) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)