Prefix overview
Phone numbers in prefix 973-306
This page covers the 973-306 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
973-306
RATE CENTER
DOVER
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - NJ
NJ
Prefix range
The prefix 973-306 includes numbers from 9733060000 to 9733069999.
This range is associated with the DOVER rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - NJ.
Numbers in this prefix
20 numbers