Prefix 909-404 — Upland, CA
909-404 identifies a block of numbers in Upland, CA, within the 909 area code. Every US prefix is tied to exactly one rate center; this one is Upland.
The rate center lies in the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area. The serving LATA is 730. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 909-404 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 ONVOY SPECTRUM, LLC, operating company number 624H, assigned January 4, 2024. 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 |
|---|---|---|
| 909-401 | Fontana | METROPCS NETWORKS, LLC |
| 909-402 | Marshall | ONVOY, LLC - CA |
| 909-403 | Running Springs | ONVOY, LLC - CA |
| 909-405 | Ontario | SPOK, INC. |
| 909-406 | Redlands | ONVOY, LLC - CA |
| 909-407 | Claremont | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
FAQ
Where is 909-404 located?
The prefix is assigned to the Upland rate center in CA, area code 909. It is part of the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area.
Which company owns 909-404 numbers?
ONVOY SPECTRUM, 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 909-404 safe to answer?
The prefix itself says nothing about the caller. Legitimate Upland businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.