Prefix overview
Phone numbers in prefix 202-378
This page covers the 202-378 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
202-378
RATE CENTER
WSHNGTNZN1
CARRIER
TELEPORT COMMUNICATIONS AMERICA, LLC - DC
DC
Prefix range
The prefix 202-378 includes numbers from 2023780000 to 2023789999.
This range is associated with the WSHNGTNZN1 rate center and was originally assigned to TELEPORT COMMUNICATIONS AMERICA, LLC - DC.
Numbers in this prefix
20 numbers