Prefix overview
Phone numbers in prefix 631-250
This page covers the 631-250 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
631-250
RATE CENTER
ST JAMES
CARRIER
CSC VOICE, LLC
NY
Prefix range
The prefix 631-250 includes numbers from 6312500000 to 6312509999.
This range is associated with the ST JAMES rate center and was originally assigned to CSC VOICE, LLC.
Numbers in this prefix
20 numbers