Prefix overview
Phone numbers in prefix 858-321
This page covers the 858-321 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
858-321
RATE CENTER
SNDG SNDG
CARRIER
PAETEC ITEL, LLC
CA
Prefix range
The prefix 858-321 includes numbers from 8583210000 to 8583219999.
This range is associated with the SNDG SNDG rate center and was originally assigned to PAETEC ITEL, LLC.
Numbers in this prefix
20 numbers