Prefix overview
Phone numbers in prefix 810-380
This page covers the 810-380 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
810-380
RATE CENTER
FLUSHING
CARRIER
ONVOY SPECTRUM, LLC
MI
Prefix range
The prefix 810-380 includes numbers from 8103800000 to 8103809999.
This range is associated with the FLUSHING rate center and was originally assigned to ONVOY SPECTRUM, LLC.
Numbers in this prefix
20 numbers