Prefix 202-509 — Washington Zone 1, DC

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

Area code
202
Prefix (NXX)
509
Rate center
Washington Zone 1
State
District of Columbia
Time zone
Eastern
Code holder
LEVEL 3 COMMUNICATIONS, LLC - DC
OCN
6117
Pooled
Yes (thousands-block pooling)
Assigned
2008-01-28
LATA
236

202-509 identifies a block of numbers in Washington Zone 1, DC, within the 202 area code. Every US prefix is tied to exactly one rate center; this one is Washington Zone 1.

The rate center lies in the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area. The serving LATA is 236. Local time follows the Eastern zone.

Treat the on-screen number as a hint, not evidence — 202-509 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: LEVEL 3 COMMUNICATIONS, LLC - DC (OCN 6117), assigned January 28, 2008. The prefix is pooled: its ten thousands-blocks can be shared among several carriers, so different 202-509 numbers may be served by different companies.

Neighboring prefixes

Prefixes adjacent to 202-509
PrefixRate centerCode holder
202-506 Washington Zone 1 NEW CINGULAR WIRELESS PCS, LLC - DC
202-507 Washington Zone 1 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC
202-508 Washington Zone 1 VERIZON WASHINGTON DC, INC.
202-510 Washington Zone 1 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - DC
202-512 Washington Zone 1 VERIZON WASHINGTON DC, INC.
202-513 Washington Zone 1 VERIZON WASHINGTON DC, INC.

FAQ

Where is 202-509 located?

The prefix is assigned to the Washington Zone 1 rate center in DC, area code 202. It is part of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area.

Which company owns 202-509 numbers?

LEVEL 3 COMMUNICATIONS, LLC - DC 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 202-509 safe to answer?

The prefix itself says nothing about the caller. Legitimate Washington Zone 1 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.