Local Calling Guide

Switch search

Search by CLLI code
  • Enter full or partial CLLI code to see all matching switches.

Switch: FRDRMDFR

Switch (link to prefixes) Switch name Company
FRDRMDFR07T    
FRDRMDFR77W    
FRDRMDFRAMD   2589 US LEC OF MARYLAND, INC.  
FRDRMDFRCMD   6664 SPRINT SPECTRUM L.P.  
FRDRMDFRDS0 FREDERICK  9212 VERIZON MARYLAND, INC.  
FRDRMDFRDS1 FREDERICK 2  9212 VERIZON MARYLAND, INC.  
FRDRMDFRGT0    
FRDRMDFRHPH    
FRDRMDFRJMD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD  
FRDRMDFRJMD   9944 LEVEL 3 COMMUNICATIONS, LLC - WV  
FRDRMDFRKMD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC  
FRDRMDFRLMD    
FRDRMDFRNMD   4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD  
FRDRMDFRPMD   2589 US LEC OF MARYLAND, INC.  
FRDRMDFRPS0   5833 CORETEL VIRGINIA, LLC - WV  
FRDRMDFRPS0   2593 CORE COMMUNICATIONS, INC. - MD  
FRDRMDFRRS0    
FRDRMDFRSMD    
FRDRMDFRTMD    
FRDRMDFRVMD    
FRDRMDFRX1X   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD  
FRDRMDFRX7X   7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD  
FRDRMDFRX7X   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC  
FRDRMDFRX8X    
FRDRMDFRXAX   7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD  
FRDRMDFRXMD   4007 LEVEL 3 COMMUNICATIONS, LLC - PA  
FRDRMDFRXMD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD  

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.