Prefix overview
Phone numbers in prefix 939-374
This page covers the 939-374 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
939-374
RATE CENTER
CIALES
CARRIER
ONVOY SPECTRUM, LLC
PR
Prefix range
The prefix 939-374 includes numbers from 9393740000 to 9393749999.
This range is associated with the CIALES rate center and was originally assigned to ONVOY SPECTRUM, LLC.
Numbers in this prefix
20 numbers