Prefix 206-430 — Seattle, WA

NANPA CO code assignment, current as of July 28, 2026.

Area code
206
Prefix (NXX)
430
Rate center
Seattle
State
Washington
Time zone
Pacific
Code holder
CENTURYLINK COMMUNICATIONS, LLC
OCN
508J
Pooled
Yes (thousands-block pooling)
Assigned
2010-10-05
LATA
674

A phone number starting 206-430 was issued in the Seattle rate center of WA — part of area code 206.

Code-holder of record: CENTURYLINK COMMUNICATIONS, LLC (OCN 508J), assigned October 5, 2010. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 206-430 numbers may be served by different companies.

A scammer can display 206-430 without ever touching WA. When in doubt, end the call and reach the company or agency through its official website; unwanted robocalls belong in the FTC's fraud report queue.

Seattle is part of the Seattle-Tacoma-Bellevue, WA Metropolitan Statistical Area. For routing purposes it sits in LATA 674. Numbers here keep Pacific time.

Neighboring prefixes

Prefixes adjacent to 206-430
PrefixRate centerCode holder
206-427 Seattle NEW CINGULAR WIRELESS PCS, LLC
206-428 Seattle MCIMETRO ACCESS TRANSMISSION SERVICES LLC
206-429 Des Moines MCIMETRO ACCESS TRANSMISSION SERVICES LLC
206-431 Seattle QWEST CORPORATION
206-432 Seattle ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM
206-433 Seattle QWEST CORPORATION

FAQ

Where is 206-430 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 206-430 numbers?

CENTURYLINK COMMUNICATIONS, LLC 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 206-430 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.