Prefix overview
Phone numbers in prefix 231-223
This page covers the 231-223 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
231-223
RATE CENTER
OLDMISSION
CARRIER
ACE TEL. CO. OF MICHIGAN, INC.
MI
Prefix range
The prefix 231-223 includes numbers from 2312230000 to 2312239999.
This range is associated with the OLDMISSION rate center and was originally assigned to ACE TEL. CO. OF MICHIGAN, INC..
Numbers in this prefix
20 numbers