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: WASHDCMODSS
State:DC
English Name:WASZ 1
Switch Type:WECO 5ESS Host (Digital)
Host CLLI (if remote):N/A
Status:N/A
LATA:Washington DC METRO (includes MD and VA suburbs) (236)
Exchanges Served:10
Building CLLI:WASHDCMO (See DSL Reports information on this wirecenter)
Street Address:1200 H St NW
Washington, DC
Map:
Lat/Long:38.90004, -77.02968
V/H Coord:5622, 1583
Tandem:N/A
SS7 Point Code:N/A
Served Exchanges:202-208 202-219 202-273 202-482 202-501 202-502 202-564 202-565 202-693 202-694
Served Rate Centers:WSHNGTNZN1, DC
Served Companies:VERIZON WASHINGTON DC, INC. (9211)