Look up any phone number starting with 425 to identify the owner name, address, spam reports, and more. The 425 area code is serving the suburbs north and east of Seattle in Washington state.
Enter a full 10-digit number to identify the caller and whether it has been reported as spam.
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The 425 area code covers the area north and east of Seattle, Washington, including the Eastside suburbs, extending east to North Bend, north to Everett and south to Maple Valley.
Area code 425 is slated to participate in the overlay plan of area code 564 . Area code 564 has been active in numbering plan area 360 since 2017.
Area code 425 is a general purpose code which was placed in service on April 27, 1997.
Our Washington phone number lookup for the 425 area code analyzes the three-digit prefix to identify the initially assigned telecommunications company and rate center. This prefix code data may help to determine the U.S. carrier, Washington geographic region, and local calling area associated with the phone number.
Phone numbers follow the following structure under the North American Numbering Plan:
Understanding the area code can help you determine if a call is local to your area. However, keep in mind that due to mobile number portability and VoIP services, the caller may be anywhere in the United States, so it’s best to search for the most recent phone number details.
| Company | Number of Prefixes |
|---|---|
| ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER | 123 |
| QWEST CORPORATION | 68 |
| T-MOBILE USA, INC. | 51 |
| ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM | 40 |
| LEVEL 3 COMMUNICATIONS, LLC - WA | 36 |
| NEW CINGULAR WIRELESS PCS, LLC | 32 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA | 29 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - WA | 27 |
| ONVOY, LLC - WA | 23 |
| XO WASHINGTON, INC. | 19 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 11 |
| GLOBAL CROSSING LOCAL SERVICES, INC. - WA | 10 |
| LEVEL 3 TELECOM OF WASHINGTON, LLC - WA | 9 |
| SPRINT SPECTRUM, L.P. | 9 |
| CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK | 8 |
| AT&T - LOCAL | 7 |
| COMCAST IP PHONE, LLC | 7 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - WA | 4 |
| MCLEODUSA TELECOMMUNICATION SERVICES, INC. - WA | 3 |
| USA MOBILITY WIRELESS, INC. | 3 |
| BANDWIDTH.COM CLEC, LLC - WA | 2 |
| CENTURYLINK COMMUNICATIONS, LLC | 2 |
| WIDE VOICE, LLC - WA | 2 |
| PEERLESS NETWORK OF WASHINGTON, LLC - WA | 1 |
| TELNYX LLC | 1 |
Carrier names have been updated from their original FCC assignments to reflect current companies following mergers, acquisitions, and rebranding. Updates were determined using AI-assisted research and may not be accurate or reflect up to date changes. This data is provided without warranties of accuracy or completeness.
| Rate Center | Number of Prefixes |
|---|---|
| BELLEVUE | 149 |
| EVERETT | 106 |
| KIRKLAND | 73 |
| BOTHELL | 49 |
| RENTON | 47 |
| HALLS LAKE | 42 |
| ISSAQUAH | 25 |
| SILVERLAKE | 15 |
| MAPLE VLY | 10 |
| NORTH BEND | 5 |
| CARNATION | 2 |
| FALL CITY | 2 |
| AMES LAKE | 1 |
| SNOQUMPASS | 1 |
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