Area codes / Washington

Washington area codes

Washington has 6 area codes in service, in the Pacific time zone. Pick one for a local business number your Washington customers recognize.

Every Washington area code

Washington area codes with time zone, overlays, and year in service
Area codeTime zoneOverlaid withIn service since
206 Pacific 564 1947
253 Pacific None 1997
360 Pacific 564 1995
425 Pacific None 1997
509 Pacific None 1957
564 Pacific 206, 360 2017

Picking a Washington area code

206 is among the original area codes created in 1947. 3 Washington area codes share their region with an overlay, so a new number there may come in either code; both ring the same area, and calls within it are dialed with all ten digits.

Already have a Washington number customers know? Move it to Onyx Phone for free, and keep answering while it moves.

Getting started

  1. Create a login and pick a plan. Checkout saves a card for the 7-day free trial, and nothing is charged until it ends.
  2. Confirm your business and its 911 address, and get a local number on the spot. Bringing your own number? You answer on a temporary one while it moves over, for free.
  3. Choose where calls ring, write what callers hear, invite your team, and register for texting. Then answer in the browser, the iPhone and Android apps, or a desk phone. How it works has the details.

Included on every plan

Starter is $17, Business is $29, Scale is $42 per user a month, or less billed yearly. The plan includes a business number for each user and unlimited calling and texting in the US and Canada. Every plan starts with a 7-day free trial, and moving your current number over is free.

Try it free See pricing

Area code data from NANPA, file of October 24, 2026.