Prefix 314-285 — Saint Louis, MO

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

Area code
314
Prefix (NXX)
285
Rate center
Saint Louis
State
Missouri
Time zone
Central
Code holder
NEW CINGULAR WIRELESS PCS, LLC - IL
OCN
6534
Pooled
Yes (thousands-block pooling)
Assigned
2008-10-08
LATA
520

The 314-285 prefix belongs to area code 314 and is anchored to the Saint Louis rate center (MO). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.

Saint Louis is part of the St. Louis, MO-IL Metropolitan Statistical Area. For routing purposes it sits in LATA 520. Numbers here keep Central time.

NANPA's central-office code records list NEW CINGULAR WIRELESS PCS, LLC - IL (OCN 6534) as the code holder, assigned October 8, 2008. Because 314-285 participates in thousands-block pooling, individual 1,000-number blocks may belong to other carriers than the code holder.

Caller ID showing 314-285 is not proof the call came from Saint Louis: spoofing and porting both detach numbers from their origin. To verify a caller, hang up and dial the organization's published number, and report suspicious calls to the FTC.

Neighboring prefixes

Prefixes adjacent to 314-285
PrefixRate centerCode holder
314-282 Saint Louis BANDWIDTH.COM CLEC, LLC - MO
314-283 Ladue T-MOBILE USA, INC.
314-284 Saint Louis SOUTHWESTERN BELL
314-286 Saint Louis SOUTHWESTERN BELL
314-287 Kirkwood AT&T ENTERPRISES, LLC
314-288 Kirkwood TELEPORT COMMUNICATIONS AMERICA, LLC - MO

FAQ

Where is 314-285 located?

The prefix is assigned to the Saint Louis rate center in MO, area code 314. It is part of the St. Louis, MO-IL Metropolitan Statistical Area.

Which company owns 314-285 numbers?

NEW CINGULAR WIRELESS PCS, LLC - IL 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 314-285 safe to answer?

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