Everything You Need to Know About Washington Area Codes
Anyone trying to understand Washington’s phone numbering system this guide offers a complete breakdown, from major metro codes to rural coverage zones.
Below you will find detailed coverage maps, city lists, dialing rules, prefix details, and more.
Introduction to Washington State Telephone Codes
The state of Washington has multiple active area codes serving cities, suburbs, and remote regions. From Seattle to Spokane, each region has a designated number range.
- 206: central metro region centered around Seattle
- 253 area code: Tacoma region
- 360: covering coastal areas, islands, and rural zones
- 425 area code: Eastside Seattle suburbs
- 509: Spokane, Yakima, Tri-Cities region
Washington’s numbering system reflects decades of population growth and technology expansion.
History of Washington’s Area Codes
Washington originally used fewer area codes. With increased demand for personal and business lines, overlays and splits became necessary.
206 is historically the most recognized Washington code. Additional codes improved call routing capacity.
Eastern Washington eventually received the 509 code.
Washington Area Code 206
Seattle’s 206 area code has a long history and remains in high demand.
Cities Covered
- Seattle
- Shoreline
- Bainbridge Island
- Mercer Island
Details
Local and virtual businesses frequently request 206 numbers.
Tacoma Area Code 253
The 253 area code covers Tacoma and its surrounding regions.
Cities Covered
- Tacoma
- Federal Way
- Puyallup
- Lakewood
Washington Area Code 360
It includes coastal communities and rural regions.
Cities Covered
- Olympia
- Bellingham
- Vancouver (WA)
- Port Angeles
Washington Area Code 425
425 is home to hundreds of technology companies.
Cities Covered
- Bellevue
- Everett
- Kirkland
- Redmond
Spokane Area Code 509
It is the largest geographic area code in the state.
Cities Covered
- Spokane
- Yakima
- Tri-Cities (Kennewick, Pasco, Richland)
- Pullman
How to Dial Local Numbers in Washington
Washington uses mandatory 10-digit dialing statewide.
- Dial 10 digits even for nearby numbers
- Long distance may require 1 + area code
- Some carriers may apply additional dialing rules
Buying a Washington Virtual Number
You can easily get a Washington virtual phone number.
You can use a Washington number from anywhere, VoIP makes it easy to connect with Washington customers.
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Understanding Unknown Washington Calls
There are several reasons for Washington calls:
- Businesses using national call centers
- Friends or family residing in Washington
- Spam or robocalls using WA caller IDs
- Automated outreach from WA companies
More Information on Area Codes
- FCC Numbering Administration
- North American Numbering Plan (NANPA)
- Washington State Wikipedia
- Area Codes 206 and 253 Wikipedia
- Area Code 425 Wikipedia
- Area Code 360 Wikipedia
- Area Code 509 Wikipedia
- Video: History of US Area Codes
- City of Seattle
- City of Spokane
Washington Phone Number FAQ
What are the Washington area codes?
The active codes include 206, 253, 360, 425, and 509.
Can I get a Washington area code even if I live elsewhere?
Residence is not required to use a WA area code.
Why do Washington area codes require 10-digit dialing?
Yes, due to overlays, 10-digit dialing is required statewide.
Which Washington area code is most popular?
Seattle’s 206 is widely recognized and in high demand.
Where does the 509 area code apply?
The entire eastern region of Washington uses 509.