Prefix overview
Phone numbers in prefix 956-251
This page covers the 956-251 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
956-251
RATE CENTER
LAREDO
CARRIER
STPCS JOINT VENTURE, LLC
TX
Prefix range
The prefix 956-251 includes numbers from 9562510000 to 9562519999.
This range is associated with the LAREDO rate center and was originally assigned to STPCS JOINT VENTURE, LLC.
Numbers in this prefix
20 numbers