Prefix overview
Phone numbers in prefix 650-383
This page covers the 650-383 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
650-383
RATE CENTER
LOS ALTOS
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - CA
CA
Prefix range
The prefix 650-383 includes numbers from 6503830000 to 6503839999.
This range is associated with the LOS ALTOS rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - CA.
Numbers in this prefix
20 numbers