Prefix Information

The prefix 278 is part of area code 206 serving Seattle, Washington.

This exchange contains 10,000 possible phone numbers (206-278-0000 through 206-278-9999).

Browse Numbers in This Prefix

206-278-0000-0999 206-278-1000-1999 206-278-2000-2999 206-278-3000-3999 206-278-4000-4999 206-278-5000-5999 206-278-6000-6999 206-278-7000-7999 206-278-8000-8999 206-278-9000-9999

Sample Numbers

(206) 278-0000 (206) 278-1234 (206) 278-2000 (206) 278-3333 (206) 278-4444 (206) 278-5555 (206) 278-6000 (206) 278-7777 (206) 278-8888 (206) 278-9999