Prefix overview
Phone numbers in prefix 860-321
This page covers the 860-321 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
860-321
RATE CENTER
FARMINGTON
CARRIER
MCIMETRO ACCESS TRANSMISSION SERVICES LLC
CT
Prefix range
The prefix 860-321 includes numbers from 8603210000 to 8603219999.
This range is associated with the FARMINGTON rate center and was originally assigned to MCIMETRO ACCESS TRANSMISSION SERVICES LLC.
Numbers in this prefix
20 numbers