Prefix overview
Phone numbers in prefix 301-458
This page covers the 301-458 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
301-458
RATE CENTER
WSHNGTNZN4
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - DC
MD
Prefix range
The prefix 301-458 includes numbers from 3014580000 to 3014589999.
This range is associated with the WSHNGTNZN4 rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - DC.
Numbers in this prefix
20 numbers