Prefix overview
Phone numbers in prefix 256-390
This page covers the 256-390 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
256-390
RATE CENTER
GADSDEN
CARRIER
NEW CINGULAR WIRELESS PCS, LLC - GA
AL
Prefix range
The prefix 256-390 includes numbers from 2563900000 to 2563909999.
This range is associated with the GADSDEN rate center and was originally assigned to NEW CINGULAR WIRELESS PCS, LLC - GA.
Numbers in this prefix
20 numbers