Prefix overview
Phone numbers in prefix 830-337
This page covers the 830-337 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
830-337
RATE CENTER
UVALDE
CARRIER
SPOK, INC.
TX
Prefix range
The prefix 830-337 includes numbers from 8303370000 to 8303379999.
This range is associated with the UVALDE rate center and was originally assigned to SPOK, INC..
Numbers in this prefix
20 numbers