Prefix overview
Phone numbers in prefix 757-320
This page covers the 757-320 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
757-320
RATE CENTER
NWPTNWSZN1
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - VA
VA
Prefix range
The prefix 757-320 includes numbers from 7573200000 to 7573209999.
This range is associated with the NWPTNWSZN1 rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - VA.
Numbers in this prefix
20 numbers