The Senate uses five primary buildings as work locations on Capitol Hill. Listed below are the abbreviations for each of the buildings.
|S||Capitol (Senate side)|
|SR or RSoB||Russell Senate Office Building|
|SR-C||Russell Senate Office Building, Courtyard|
|SD or DSoB||Dirksen Senate Office Building|
|SD-G||Dirksen Senate Office Building-Ground Level*|
|SD-B||Dirksen Senate Office Building-Basement Level*|
|SH or HSoB||Hart Senate Office Building|
|SVC||Capitol Visitor Center (Senate side)|
*This abbreviation is also used for the Hart (SH-G, SH-B) and Russell (SR-G, SR-B) buildings.