Prefix 314-458 — Ladue, MO
The 314-458 prefix belongs to area code 314 and is anchored to the Ladue rate center (MO). In NANP terms, the prefix — or NXX — determines the rate center a number is billed against.
Ladue is part of the St. Louis, MO-IL Metropolitan Statistical Area. For routing purposes it sits in LATA 520. Numbers here keep Central time.
The assigned code holder is T-MOBILE USA, INC., operating company number 6529, assigned January 18, 2001. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Caller ID showing 314-458 is not proof the call came from Ladue: 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
| Prefix | Rate center | Code holder |
|---|---|---|
| 314-455 | Ladue | CHARTER IP ENABLED SERVICES, LLC |
| 314-456 | Ladue | T-MOBILE USA, INC. |
| 314-457 | Saint Louis | SOUTHWESTERN BELL |
| 314-459 | Ladue | T-MOBILE USA, INC. |
| 314-460 | Saint Louis | SPOK, INC. |
| 314-461 | Mehlville | ONVOY, LLC - MO |
FAQ
Where is 314-458 located?
The prefix is assigned to the Ladue rate center in MO, area code 314. It is part of the St. Louis, MO-IL Metropolitan Statistical Area.
Which company owns 314-458 numbers?
T-MOBILE USA, 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 314-458 safe to answer?
The prefix itself says nothing about the caller. Legitimate Ladue businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.