Prefix overview
Phone numbers in prefix 518-303
This page covers the 518-303 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
518-303
RATE CENTER
CATSKILL
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - NY
NY
Prefix range
The prefix 518-303 includes numbers from 5183030000 to 5183039999.
This range is associated with the CATSKILL rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - NY.
Numbers in this prefix
20 numbers