Prefix 206-422 — Seattle, WA

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

Area code
206
Prefix (NXX)
422
Rate center
Seattle
State
Washington
Time zone
Pacific
Code holder
NEW CINGULAR WIRELESS PCS, LLC
OCN
6010
Pooled
Yes (thousands-block pooling)
Assigned
2006-04-26
LATA
674

206-422 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 — 206-422 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.

NANPA's central-office code records list NEW CINGULAR WIRELESS PCS, LLC (OCN 6010) as the code holder, assigned April 26, 2006. Because 206-422 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

Neighboring prefixes

Prefixes adjacent to 206-422
PrefixRate centerCode holder
206-419 Seattle NEW CINGULAR WIRELESS PCS, LLC
206-420 Seattle ONVOY, LLC - WA
206-421 Seattle QWEST CORPORATION
206-423 Seattle T-MOBILE USA, INC.
206-424 Seattle ONVOY, LLC - WA
206-426 Seattle ONVOY, LLC - WA

FAQ

Where is 206-422 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 206-422 numbers?

NEW CINGULAR WIRELESS PCS, 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 206-422 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.