EX-21.1 6 mchx-ex211_6.htm EX-21.1

Exhibit 21.1

List of Subsidiaries of the Registrant

|  | Name |  | Jurisdiction
1. |  | Marchex Paymaster, LLC |  | Delaware
2. |  | Marchex, LLC |  | Delaware
3. |  | Marchex Sales, LLC |  | Delaware
4. |  | Marchex CAH, Inc. |  | Delaware
5. |  | Telmetrics Corporation (formerly, Telmetrics Inc.) |  | Nova Scotia
6. |  | Marchex International, Ltd. |  | Ireland
7. |  | Marchex Voice Services, Inc. |  | Pennsylvania
8. |  | Archonic, LLC |  | Delaware
9. |  | Callcap, LLC (formerly, SITA Laboratories, Inc.) |  | Delaware
10. |  | DCCI Support Service, Inc. |  | Delaware
11. |  | Sonar Technologies, Inc. |  | Delaware