Prefix overview
Phone numbers in prefix 843-303
This page covers the 843-303 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
843-303
RATE CENTER
CHARLESTON
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC
SC
Prefix range
The prefix 843-303 includes numbers from 8433030000 to 8433039999.
This range is associated with the CHARLESTON rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC - SC.
Numbers in this prefix
20 numbers