Prefix 313-472 — Detroit Zone 05, MI

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

Area code
313
Prefix (NXX)
472
Rate center
Detroit Zone 05
State
Michigan
Time zone
Eastern
Code holder
AT&T ENTERPRISES, LLC
OCN
516C
Pooled
Yes (thousands-block pooling)
Assigned
2013-05-17
LATA
340

313-472 identifies a block of numbers in Detroit Zone 05, MI, within the 313 area code. Every US prefix is tied to exactly one rate center; this one is Detroit Zone 05.

The rate center lies in the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area. The serving LATA is 340. Local time follows the Eastern zone.

Treat the on-screen number as a hint, not evidence — 313-472 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 AT&T ENTERPRISES, LLC (OCN 516C) as the code holder, assigned May 17, 2013. Because 313-472 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

Neighboring prefixes

Prefixes adjacent to 313-472
PrefixRate centerCode holder
313-469 Detroit Zone 02 COMCAST IP PHONE, LLC
313-470 Detroit Zone 02 BANDWIDTH.COM CLEC, LLC - MI
313-471 Detroit Zone 01 MICHIGAN BELL TEL CO
313-473 Detroit Zone 02 MICHIGAN BELL TEL CO
313-474 Detroit Zone 04 BANDWIDTH.COM CLEC, LLC - MI
313-475 Detroit Zone 05 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC

FAQ

Where is 313-472 located?

The prefix is assigned to the Detroit Zone 05 rate center in MI, area code 313. It is part of the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area.

Which company owns 313-472 numbers?

AT&T ENTERPRISES, 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 313-472 safe to answer?

The prefix itself says nothing about the caller. Legitimate Detroit Zone 05 businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.