Prefix overview
Phone numbers in prefix 336-443
This page covers the 336-443 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
336-443
RATE CENTER
DOBSON
CARRIER
LEVEL 3 COMMUNICATIONS, LLC - NC
NC
Prefix range
The prefix 336-443 includes numbers from 3364430000 to 3364439999.
This range is associated with the DOBSON rate center and was originally assigned to LEVEL 3 COMMUNICATIONS, LLC - NC.
Numbers in this prefix
20 numbers