Prefix overview
Phone numbers in prefix 440-423
This page covers the 440-423 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
440-423
RATE CENTER
GATESMILLS
CARRIER
OHIO BELL TEL CO
OH
Prefix range
The prefix 440-423 includes numbers from 4404230000 to 4404239999.
This range is associated with the GATESMILLS rate center and was originally assigned to OHIO BELL TEL CO.
Numbers in this prefix
20 numbers