Prefix overview
Phone numbers in prefix 337-313
This page covers the 337-313 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
337-313
RATE CENTER
SULPHUR
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - LA
LA
Prefix range
The prefix 337-313 includes numbers from 3373130000 to 3373139999.
This range is associated with the SULPHUR rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - LA.
Numbers in this prefix
20 numbers