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: CHLSMACHDS0
State:MA
English Name:CHELSEA
Switch Type:WECO 5ESS (Digital)
Host CLLI (if remote):N/A
Status:N/A
LATA:eastern MA (128)
Exchanges Served:7
Building CLLI:CHLSMACH (See DSL Reports information on this wirecenter)
Street Address:1 CITY HALL AVE
CHELSEA, MA
Map:
Lat/Long:42.3937, -71.0326
V/H Coord:4413, 1251
Tandem:N/A
SS7 Point Code:N/A
Served Exchanges:617-634 617-660 617-884 617-887 617-889 857-323 857-386
Served Rate Centers:EASTBOSTON, MA CHELSEA, MA
Served Companies:VERIZON NEW ENGLAND INC. (9102) ONVOY, LLC - MA (892D) TERRA NOVA TELECOM INC. (145J)