As of January 2016
Local Exchange Service
- Access Point, Inc.*
- ACN Communication Services, Inc.*
- Broadview Networks, Inc.*
- Cavalier Telephone Mid-Atlantic, L.L.C.*
- Matrix Telecom, Inc. d/b/a Matrix Business Technologies d/b/a/ Trinsic*
- Metropolitan Telecommunications of DC, Inc. (MetTel)*
- Starpower Communications, LLC - d/b/a RCN*
- Verizon Washington, DC Inc.*
Wireless or Cellular (Bundles local and long distance) (Not tariffed at the DCPSC)
Pay Telephones
Phone cards
Voice over IP (Internet Protocol) Telephony (Not tariffed at DCPSC)
Voice Over Cable (Not tariffed at DCPSC)
*Had residential customers as of January 2014