Prefix 206-556 — Seattle, WA
206-556 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 — 206-556 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 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA (OCN 5812) as the code holder, assigned June 11, 2014. Because 206-556 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 206-552 | Seattle | BANDWIDTH.COM CLEC, LLC - WA |
| 206-553 | Seattle | QWEST CORPORATION |
| 206-554 | Seattle | QWEST CORPORATION |
| 206-557 | Seattle | NEW CINGULAR WIRELESS PCS, LLC |
| 206-558 | Bainbridge Island | ONVOY, LLC - WA |
| 206-559 | Seattle | SPOK, INC. |
FAQ
Where is 206-556 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 206-556 numbers?
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 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 206-556 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.