Prefix 916-578 — Sacramento:main Da, CA
- Area code
- 916
- Prefix (NXX)
- 578
- Rate center
- Sacramento:main Da
- State
- California
- Time zone
- Pacific
- Code holder
- T-MOBILE USA, INC.
- OCN
- 6529
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2015-03-04
- LATA
- 726
916-578 identifies a block of numbers in Sacramento:main Da, CA, within the 916 area code. Every US prefix is tied to exactly one rate center; this one is Sacramento:main Da.
The rate center lies in the Sacramento--Roseville--Folsom, CA Metropolitan Statistical Area. The serving LATA is 726. Local time follows the Pacific zone.
Treat the on-screen number as a hint, not evidence — 916-578 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 T-MOBILE USA, INC., operating company number 6529, assigned March 4, 2015. 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 |
|---|---|---|
| 916-575 | Sacramento:north Da | PACIFIC BELL |
| 916-576 | Sacramento:north Da | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA |
| 916-577 | South Placer | MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
| 916-579 | Fair Oaks (sacramento) | T-MOBILE USA, INC. |
| 916-580 | Roseville:main Da | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| 916-581 | Lincoln | BANDWIDTH.COM CLEC, LLC - CA |
FAQ
Where is 916-578 located?
The prefix is assigned to the Sacramento:main Da rate center in CA, area code 916. It is part of the Sacramento--Roseville--Folsom, CA Metropolitan Statistical Area.
Which company owns 916-578 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 916-578 safe to answer?
The prefix itself says nothing about the caller. Legitimate Sacramento:main Da businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.