Prefix 206-606 — Seattle, WA
206-606 identifies a block of numbers in Seattle, WA, within the 206 area code. Every US prefix is tied to exactly one rate center; this one is Seattle.
The rate center lies in the Seattle-Tacoma-Bellevue, WA Metropolitan Statistical Area. The serving LATA is 674. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 206-606 can be spoofed like any US prefix. If a call feels off, verify through an official callback number and file a complaint with the FCC or FTC.
Code-holder of record: ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM (OCN 7173), assigned April 1, 2016. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 206-606 numbers may be served by different companies.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 206-603 | Vashon | ONVOY SPECTRUM, LLC |
| 206-604 | Seattle | NEW CINGULAR WIRELESS PCS, LLC |
| 206-605 | Seattle | NEW CINGULAR WIRELESS PCS, LLC |
| 206-607 | Seattle | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 206-608 | Richmond Beach | T-MOBILE USA, INC. |
| 206-609 | Seattle | T-MOBILE USA, INC. |
FAQ
Where is 206-606 located?
The prefix is assigned to the Seattle rate center in WA, area code 206. It is part of the Seattle-Tacoma-Bellevue, WA Metropolitan Statistical Area.
Which company owns 206-606 numbers?
ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 206-606 safe to answer?
The prefix itself says nothing about the caller. Legitimate Seattle businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.