Prefix overview
Phone numbers in prefix 508-300
This page covers the 508-300 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
508-300
RATE CENTER
FALL RIVER
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
MA
Prefix range
The prefix 508-300 includes numbers from 5083000000 to 5083009999.
This range is associated with the FALL RIVER rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers