Phone Prefix
(503) 688-XXXX
OR • PORTLAND
Search Number in This Prefix
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Carrier Information
NANPA
State
OR
Region
WE
Rate Center
PORTLAND
Assigned To
NEW CINGULAR WIRELESS PCS, LLC
OCN
6010
Status
AS
Date Assigned
Aug 06, 2010
Number Range
First Number
(503) 688-0000
Last Number
(503) 688-9999
This prefix contains 10,000 possible phone numbers
Spam Reports
15 reports
15
Total FCC + FTC DNC complaints for numbers in this prefix
Top 14 Most Reported Numbers
| # | Phone Number | Reports |
|---|---|---|
| 1 | (503) 688-5704 5036885704 | 2 |
| 2 | (503) 688-0815 5036880815 | 1 |
| 3 | (503) 688-2892 5036882892 | 1 |
| 4 | (503) 688-5680 5036885680 | 1 |
| 5 | (503) 688-7231 5036887231 | 1 |
| 6 | (503) 688-7531 5036887531 | 1 |
| 7 | (503) 688-7618 5036887618 | 1 |
| 8 | (503) 688-7845 5036887845 | 1 |
| 9 | (503) 688-8763 5036888763 | 1 |
| 10 | (503) 688-9213 5036889213 | 1 |
| 11 | (503) 688-9395 5036889395 | 1 |
| 12 | (503) 688-9399 5036889399 | 1 |
| 13 | (503) 688-0364 5036880364 | 1 |
| 14 | (503) 688-9703 5036889703 | 1 |
About This Prefix
Phone numbers starting with (503) 688 are part of the North American Numbering Plan (NANP). The first three digits (503) represent the Area Code (NPA), and the next three digits (688) represent the Central Office Code (NXX) or exchange.
- NPA (503) - Numbering Plan Area, identifies the geographic region
- NXX (688) - Central Office Code, identifies the specific exchange
- XXXX - Subscriber number (0000-9999)