The Probation Department main line is (716) 858-8200. If you wish to contact a staff member directly, you simply dial (716) 858- and the person's extension found below.
| NAME | PH # | NAME | PH # | NAME | PH # | NAME | PH # |
|---|---|---|---|---|---|---|---|
| Alfonso | 8258 | Durski | 8302 | Mayhew | 8674 | Szakacs | 8233 |
| AndersonD | 8216 | Ellis | 4730 | McElhinny | 8296 | Szprygada | 8267 |
| AndersonM | 8306 | Erving | 6609 | McGowan | 8858 | Tarver | 8677 |
| Appenheimer | 8574 | Falzone | 8071 | McHenry | 8237 | Tiffany | 8971 |
| Astyk | 2455 | Felix | 8173 | McPartland | 8278 | Tomporowski | 2831 |
| Augustyniak | 8251 | Fera | 7382 | Mika | 8982 | Tumilty | 6396 |
| Auls | 1741 | Fisher | 7596 | MillerD | 8425 | Tybor | 8046 |
| Avery | 7920 | Flynn | 2704 | MillerK | 8297 | Vause | 1882 |
| Baczkowski | 6402 | Fornalik | 8299 | MillerS | 8025 | Velasquez | 8230 |
| Barber | 6349 | Forney | 8243 | Mojica | 2364 | Vidal | 8684 |
| Bartolotta | 4919 | Fountain | 4644 | Montes | 2813 | Wattie | 2809 |
| Barugh | 8155 | Fuszara | 6898 | Nieves | 2914 | Wilcox | 2665 |
| Bertosino | 8630 | Garrison | 6685 | Novkova | 1963 | Wittenrich | 6748 |
| Betz | 6180 | Gechell | 8831 | O'Donnell | 8973 | Wittmann | 8203 |
| Bevington | 2871 | Gerevics | 6288 | O'Hara | 8293 | Yanes | 4679 |
| Blackchief | 1755 | Haggerty | 8254 | O'Heir | 8399 | Zakowski | 8217 |
| Blane | 7974 | Harmon | 4793 | O'NeillC | 1084 | Zona | 6430 |
| Blaszak | 2523 | Hartel | 8186 | O’NeillJ | 8421 | 2/1/2026 | |
| Bley | 8294 | Hawkes | 6674 | Orlowski | 8218 | ||
| Brice | 4610 | Hayes | 8552 | O'Rourk | 1807 | ||
| Burd | 7395 | Higgins | 4806 | Oyer | 387-7831 | ||
| Burdick | 6081 | Hudson | 4930 | Pacheco | 8893 | ||
| Byrd | 8518 | JohnsonE | 7806 | PalmerK | 4681 | ||
| Callwood | 8848 | JohnsonK | 2197 | PalmerL | 8563 | ||
| Cardona | 2016 | Joseph | 2781 | Paris | 8675 | ||
| Casal | 4928 | Kassem | 7723 | Payne | 2359 | ||
| Casey | 1651 | Kelley | 6953 | Phillips | 6910 | ||
| Chandler | 2976 | KesslerE | 2853 | Pierchala | 7855 | ||
| Cheatom | 2348 | KesslerM | 8062 | Planavsky | 1864 | ||
| Christ | 6640 | Klima | 7389 | Quincy | 8019 | ||
| Chu | 6705 | KnightJ | 6683 | Ransbury | 8397 | ||
| Church | 8536 | KnightM | 8943 | Rias | 8164 | ||
| Clark | 3406 | Kozmycz | 8279 | Rivera | 4780 | ||
| Cooper | 1855 | Krane | 8956 | RobillardA | 7597 | ||
| Creek | 7640 | Kronthaler | 8492 | RobillardR | 8264 | ||
| Curry | 7341 | Kucharski | 1924 | Robinson | 7751 | ||
| DePasquale | 2812 | Lagana | 2175 | Ruhland | 8247 | ||
| Diamond | 6750 | LaPorta | 7343 | Sands | 8889 | ||
| DiCarlo | 7150 | León | 6826 | Schrader | 7847 | ||
| Dickman | 4880 | Lesswing | 6645 | Schultz | 8347 | ||
| Dietz | 4738 | Lewis | 8234 | Shea | 8687 | ||
| DiFonzo | 4908 | Lipman | 1927 | Sizemore | 6924 | ||
| DiMaria | 4672 | Maconaghy | 4957 | Skokowski | 8706 | ||
| DiPasquale | 8403 | Maiorana | 8844 | SmithK | 6595 | ||
| Dixon | 8490 | Malek | 6071 | SmithM | 8037 | ||
| Dolson | 6261 | Mann | 8273 | Sorce | 8003 | ||
| DoyleC | 4897 | Mantelli | 8650 | Spano | 1720 | ||
| Drmacich | 7735 | Marrale | 8443 | Stalker | 8459 | ||
| Duffy | 8873 | MartinC | 8992 | Stefaniak | 2584 | ||
| Dunne | 8338 | MartinE | 7550 | Stranahan | 2182 | ||
| Durkin | 1702 | Martinez | 339-8769 | Szabo | 6686 |