Prefix overview
Phone numbers in prefix 507-277
This page covers the 507-277 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
507-277
RATE CENTER
EAST GARY
CARRIER
INTERSTATE TELECOM COOP, INC. - SD
MN
Prefix range
The prefix 507-277 includes numbers from 5072770000 to 5072779999.
This range is associated with the EAST GARY rate center and was originally assigned to INTERSTATE TELECOM COOP, INC. - SD.
Numbers in this prefix
20 numbers