Prefix overview
Phone numbers in prefix 223-231
This page covers the 223-231 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
223-231
RATE CENTER
HARISBGZN1
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
PA
Prefix range
The prefix 223-231 includes numbers from 2232310000 to 2232319999.
This range is associated with the HARISBGZN1 rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers