Prefix overview
Phone numbers in prefix 401-381
This page covers the 401-381 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
401-381
RATE CENTER
W WARWICK
CARRIER
PAETEC ITEL, LLC
RI
Prefix range
The prefix 401-381 includes numbers from 4013810000 to 4013819999.
This range is associated with the W WARWICK rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers