Prefix 404-604 — Atlanta, GA

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

Area code
404
Prefix (NXX)
604
Rate center
Atlanta
State
Georgia
Time zone
Eastern
Code holder
METROPCS, INC.
OCN
5562
Pooled
Yes (thousands-block pooling)
Assigned
2005-03-29
LATA
438

Numbers in the 404-604 prefix are registered to the Atlanta rate center in GA, inside area code 404. The prefix is the second block of a ten-digit US number (404-604-XXXX) and pins the number to a billing locality.

The assigned code holder is METROPCS, INC., operating company number 5562, assigned March 29, 2005. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.

The rate center lies in the Atlanta-Sandy Springs-Roswell, GA Metropolitan Statistical Area. The serving LATA is 438. Local time follows the Eastern zone.

Spoofing means this prefix on your screen doesn't guarantee a Atlanta caller. Verify independently before trusting a request for money or data.

Neighboring prefixes

Prefixes adjacent to 404-604
PrefixRate centerCode holder
404-601 Atlanta MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA
404-602 Atlanta BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL
404-603 Atlanta BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL
404-605 Atlanta BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL
404-606 Atlanta CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA
404-607 Atlanta BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL

FAQ

Where is 404-604 located?

The prefix is assigned to the Atlanta rate center in GA, area code 404. It is part of the Atlanta-Sandy Springs-Roswell, GA Metropolitan Statistical Area.

Which company owns 404-604 numbers?

METROPCS, INC. 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 404-604 safe to answer?

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