| | R | Name & location | Mail Stop | Extension | | 66 | 5087 | Randall, J. LI-102F
| 61 | 5581 | | 61 | 5584 | | Recene, J. TH-109 | 66 | 5274 | | 66 | 5092 | | 93 | 5041 | | 49 | 5148 | | 89 | 5335 | | 86 | 5026 | | 39 | 5007 | | Robertson, F. TH-109D | 66 | 5274 | | 66 | 5094 | | Roma, A. W-102 | 45 | 5565 | | 68 | 5143 | | 58 | 5573 | | 77 | 5261 | | Root, S. BC | 35 | 5437 | | 93 | 5126 | | 76 | 5060 | | Rosenblum, R. LI-102F | 61 | 5581 | | Rosko, K. TH-109 | 66 | 5274 | | 66 | 5228 | | 68 | 5301 | | 86 | 5290 | | 43 | 5366 | | Ruffo, S. DH-101A | 72 | 5483 | | Rundell, P. SB-226 | 87 | 5155 | | 66 | 5087 | | Rutherford, J. DH-317D | 76 | 5373 | | 87 | 5134 | Ryan, Mark BB-233
| 68 | 5132 | | 63 | 5254 | | 66 | 5612 | | 61 | 5206 | |