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: HSTNTXNADS1
State:TX
English Name:HOUSTON NATIONAL
Switch Type:N/A
Host CLLI (if remote):N/A
Status:N/A
LATA:Houston TX (560)
Exchanges Served:38
Building CLLI:HSTNTXNA (See DSL Reports information on this wirecenter)
Street Address:2310 West St
Houston, TX
Map:
Lat/Long:29.7825, -95.3457
V/H Coord:8946, 3551
Tandem:N/A
SS7 Point Code:N/A
Served Exchanges:713-212 713-235 713-296 713-297 713-386 713-402 713-403 713-418 713-439 713-499 713-513 713-552 713-584 713-585 713-599 713-621 713-622 713-623 713-624 713-836 713-840 713-850 713-871 713-877 713-888 713-940 713-960 713-961 713-963 713-964 713-965 713-966 713-968 713-993 832-675 832-676 832-681 713-396
Served Rate Centers:HOUSTON, TX
Served Companies:SOUTHWESTERN BELL (9533) VONAGE AMERICA LLC (197D)