| First Name | Last Name | Company | Address | Email | Phone | Fax |
| Nancy A | Ofenloch | RE/MAX City | 5435 N. Harlem Ave. Chicago, IL 60656 | | | |
| Nasir | Okla | Diverse Realty | 5126 S Western Ave Chicago, IL 60609 | | | |
| Ndawi B | Okeke | Century 21 Universal | 7300 N. Western Chicago, IL 60645 | | | |
| Nicolette | Oliver | Chicago Lakefront Properties | 505 N. Lake Shore Dr., #3609 Chicago, IL 60611 | | | |
| Nilda | Olvera | RE/MAX Home Center | 6000 S Pulaski Rd Chicago, IL 60629 | | | |
| Ninos | Odisho | Success Realty Group Inc | 4888 W. Armitage Ave. Chicago, IL 60639 | | | |
| Norman | Oyen | Northern Illinois Brokers | 6204 W Irving Park Rd Chicago, IL 60634 | | | |
| Nury L | Ordonez | RE/MAX City, REALTORS | 2923 N. Milwaukee Ave Chicago, IL 60618 | | | |
| Ojo I | Osaigbovo | Galewood Inc. | 6278 W. North Ave. Chicago, IL 60639 | | | |
| Oksana | Oprysko | Exit Realty Group | 3925 N. Ashland Chicago, IL 60613 | | | |
| Olawunmi O | Odusanya | Century 21 A-Team Realty | 5128 W Irving Park Ave Chicago, IL 60641 | | | |
| Olufisayo | Ogundimu | Ten Ten Realty Inc. | 2410 W Bryn Mawr Chicago, IL 60659 | | | |
| Olugbenga A | Oduwole | Lakeshore Realty & Dev. | 1207 W. 63rd Street Chicago, IL 60636 | | | |
| Olumide | Oluwole | Kaytoy Mortgage and Realty | 6943 N. Hamilton Ave. Chicago, IL 60645 | | | |
| Oluwaseyi A | Ogbara | Coldwell Banker Residential | 1314 East 47th St Chicago, IL 60653 | | | |
| Omolola | Olona | Prospect Equities, Inc | 1920 N. Lincoln Ave, #C-2 Chicago, IL 60614 | | | |
| Owen | Okmin | Koenig & Strey GMAC Real Estat | 1800 N. Clybourn Ave. 2nd floo Chicago, IL 60614 | | | |
| Patrick S | Owca | Sudler Sotheby's International | 1650 N. Wells Chicago, IL 60614 | | | |
| Pedro | Ornelas | Grinker & Garcia Real Estate | 10716 S. Ewing Chicago, IL 60617 | | | |
| Phyllis A | Owen | Rubloff | 980 N. Michigan Ave. 9 Fl. Chicago, IL 60611 | | | |
| Rafael | Ocon | Terra Group Realty | 4440 South Pulaski Chicago, IL 60632 | | | |
| Ralph | Oliva | Coldwell Banker Residential | 1840 N. Clark St. Chicago, IL 60614 | | | |
| Ralph M | Olive | Delta Realty, Corp. | 3701 W 63rd St Chicago, IL 60629 | | | |
| Rapheal | Obafemi | Echo R R Realty LLC | 3441 S. Giles Chicago, IL 60616 | | | |
| Robert L | Owens | Robert L. Owens | 11626 S. Western Ave. Suite C Chicago, IL 60643 | | | |
| Robert W | Oliver | Century 21 Beaulieu RealEstate | 5341 W. Belmont Ave. Chicago, IL 60641 | | | |
| Rodger A | Owen | The Bowen Group, Inc. | 875 N. Michigan Ave. #1414 Chicago, IL 60611 | | | |
| Ron P | Olson | Coldwell Banker Residential | 1959 N. Halsted St. Chicago, IL 60614 | | | |
| Ronald G | Ohr | Glenwood Realty | 1012 W. 18th Street Chicago, IL 60608 | | | |
| Ronald J | Osicek | Wirtz Realty Corp. | 680 N Lake Shore Dr. #1900 Chicago, IL 60611 | | | |
| Rosa I | Ortiz | Terra Group Realty | 4440 South Pulaski Chicago, IL 60632 | | | |
| Ruben | Orta | Realty World All Pro, Inc. | 7134 W Grand Ave Chicago, IL 60707 | | | |
| Rudy | Ortega | Rudy Ortega | 5860 N. Natoma Chicago, IL 60631 | | | |
| Sally J | Onorati | Major Enterprises, Inc. | 2714 N. Ashland Ave.#1 Chicago, IL 60614 | | | |
| Sandy L | Olson | Century 21 McMullen | 6400 N. Northwest Hwy. Chicago, IL 60631 | | | |
| Sarah A | Ortega | Baird & Warner | 4040 N Lincoln Ave Chicago, IL 60618 | | | |
| Sarah S | Oberman | Nexus Chicago Realty | 363 W Erie #5E Chicago, IL 60610 | | | |
| Scott | Openlander | Thornton Properties | 1550 S. Indiana #308 Chicago, IL 60605 | | | |
| Sean | Overton | ProCasa Realty, LTD | 5024 West Irving Park Chicago, IL 60641 | | | |
| Shari | Olshansky | JMM Realty, Inc. | 4312 N. Lincoln Chicago, IL 60618 | | | |
| Sharon | Okoh | Coldwell Banker Residential | 9244 S. Stony Island Ave. Chicago, IL 60617 | | | |
| Sharon D | Olthoff | Coldwell Banker Residential | 1314 East 47th St Chicago, IL 60653 | | | |
| Shlomo | Osher | Osher Management Services Inc. | 3410 N. Lake Shore Drive Chicago, IL 60657 | | | |
| Slawamir R | Oleksy | Executive Home Realty, Inc. | 7504 W. Belmont Chicago, IL 60634 | | | |
| Stephany R | Oliveros | RE/MAX Signature | 2901 N. Clybourn Chicago, IL 60618 | | | |
| Steven B | Owen | The Lord Companies L.L.C. | 1033 W. Van Buren, 7th Floor Chicago, IL 60607 | | | |
| Stuart | Osborn | Century 21 M.B. Real Estate | 3015 W. Roscoe Chicago, IL 60618 | | | |
| Suren | Oganesyan | Coldwell Banker Residential | 1840 N. Clark St. Chicago, IL 60614 | | | |
| Susan | Oleksy | Coldwell Banker Residential | 5404 W. Devon Ave. Chicago, IL 60646 | | | |
| Sylvia | Ortiz | Garfield Ridge R. E., Ltd. | 6826 W Archer Ave Chicago, IL 60638 | | | |
| Sylwia | Owocka | Century 21 Cuneo & Halsey, Inc | 6058 W Addison St Chicago, IL 60634 | | | |
| Thelma M | Ochoa | Chicago Premier Realty, Inc. | 4348 W. Fullerton Avenue Chicago, IL 60639 | | | |
| Thomas | Oakes | RDR Realty, Inc. | 1025 W. Webster Chicago, IL 60614 | | | |
| Thomas J | Okon | Dream Town Realty | 1950 N. Sedgwick Chicago, IL 60614 | | | |
| Tifanie J | Olson-Riley | Coldwell Banker Residential | 1840 N. Clark St. Chicago, IL 60614 | | | |
| Tony | Olivieri | Olivieri Realty | 5978 N Landers Chicago, IL 60646 | | | |
| Urszula | Ostrowska | Luksus Real Estate | 5945 W. Belmont Chicago, IL 60634 | | | |
| Vladimir | Olvera | EXIT Realty Gold Coast | 670 N Clark St Chicago, IL 60610 | | | |
| Yemi | Oladado | Koenig & Strey GMAC Real Estat | 750 N. Orleans Chicago, IL 60610 | | | |
| Younia | Oshana | Century 21 Select Realty | 6218 N. Pulaski Chicago, IL 60646 | | | |
| Yvette L | Olmos | Domus Central Real Estate LLC | 4114 1/2 W. 63rd St. Chicago, IL 60629 | | | |
| Zack | Otte | Zachary M. Otte | 225 W. Washington St. 400 Chicago, IL 60606 | | | |
| Zoila M | Oro | @properties | 212 E. Ohio Chicago, IL 60611 | | | |