Prefix overview
Phone numbers in prefix 223-321
This page covers the 223-321 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
223-321
RATE CENTER
DUNCANNON
CARRIER
ONVOY, LLC - PA
PA
Prefix range
The prefix 223-321 includes numbers from 2233210000 to 2233219999.
This range is associated with the DUNCANNON rate center and was originally assigned to ONVOY, LLC - PA.
Numbers in this prefix
20 numbers