Prefix overview
Phone numbers in prefix 419-437
This page covers the 419-437 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
419-437
RATE CENTER
GRELTNMLNT
CARRIER
QUALSTAR COMMUNICATIONS, INC. - OH
OH
Prefix range
The prefix 419-437 includes numbers from 4194370000 to 4194379999.
This range is associated with the GRELTNMLNT rate center and was originally assigned to QUALSTAR COMMUNICATIONS, INC. - OH.
Numbers in this prefix
20 numbers