Prefix 314-390 — Saint Louis, MO
- Area code
- 314
- Prefix (NXX)
- 390
- Rate center
- Saint Louis
- State
- Missouri
- Time zone
- Central
- Code holder
- VONAGE AMERICA LLC
- OCN
- 197D
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2017-08-30
- LATA
- 520
314-390 identifies a block of numbers in Saint Louis, MO, within the 314 area code. Every US prefix is tied to exactly one rate center; this one is Saint Louis.
The rate center lies in the St. Louis, MO-IL Metropolitan Statistical Area. The serving LATA is 520. Local time follows the Central zone.
Treat the on-screen number as a hint, not evidence — 314-390 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.
The assigned code holder is VONAGE AMERICA LLC, operating company number 197D, assigned August 30, 2017. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 314-387 | Ladue | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO |
| 314-388 | Ladue | SOUTHWESTERN BELL |
| 314-389 | Saint Louis | SOUTHWESTERN BELL |
| 314-391 | Saint Louis | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO |
| 314-392 | Creve Coeur | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO |
| 314-393 | Saint Louis | T-MOBILE USA, INC. |
FAQ
Where is 314-390 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 314-390 numbers?
VONAGE AMERICA 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 314-390 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.