Prefix overview
Phone numbers in prefix 830-378
This page covers the 830-378 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
830-378
RATE CENTER
MILLETT
CARRIER
VALLEY TEL. COOP., INC.
TX
Prefix range
The prefix 830-378 includes numbers from 8303780000 to 8303789999.
This range is associated with the MILLETT rate center and was originally assigned to VALLEY TEL. COOP., INC..
Numbers in this prefix
20 numbers