Prefix overview
Phone numbers in prefix 707-378
This page covers the 707-378 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
707-378
RATE CENTER
RIO VISTA
CARRIER
CITIZENS TELECOM CA. DBA FRONTIER COM OF CA
CA
Prefix range
The prefix 707-378 includes numbers from 7073780000 to 7073789999.
This range is associated with the RIO VISTA rate center and was originally assigned to CITIZENS TELECOM CA. DBA FRONTIER COM OF CA.
Numbers in this prefix
20 numbers