Input a switch CLLI code:
(Building CLLIs will not work here)
If you do not know the full CLLI for the switch you're looking for - use the "Switch Listings By: CLLI" link on the left, where you can search by partial CLLI.

Information on: ONTRCAXMDS0
State:CA
English Name:ONTARIO AIRPORT
Switch Type:NTDMS100
Host CLLI (if remote):N/A
Status:N/A
LATA:Los Angeles CA (730)
Exchanges Served:5
Building CLLI:ONTRCAXM (See DSL Reports information on this wirecenter)
Street Address:320 N Turner Ave
Ontario, CA
Map:
Lat/Long:34.04841, -117.58488
V/H Coord:9191, 7759
Tandem:ONTRCAXP01T
SS7 Point Code:N/A
Served Exchanges:909-390 909-605 909-937 909-974 909-975
Served Rate Centers:ONTARIO, CA
Served Companies:FRONTIER CALIFORNIA INC. (2319) TELEPORT COMMUNICATIONS AMERICA, LLC - CA (7139)