Prefix overview
Phone numbers in prefix 330-305
This page covers the 330-305 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
330-305
RATE CENTER
NO CANTON
CARRIER
OHIO BELL TEL CO
OH
Prefix range
The prefix 330-305 includes numbers from 3303050000 to 3303059999.
This range is associated with the NO CANTON rate center and was originally assigned to OHIO BELL TEL CO.
Numbers in this prefix
20 numbers