| ACCO NORTH AMERICA | 2830 E PHILADELPHIA ST ONTARIO, CA | (909) 673-1767 |
| AVILA FAMILY USA REAL ESTATE | 855 N MOUNTAIN AVE ONTARIO, CA | (909) 986-2424 |
| BERNIKLAU AUDREY RL EST | ONTARIO, CA | (909) 947-2777 |
| CB RICHARD ELLIS | 4141 INLAND EMPIRE BLVD ONTARIO, CA | (909) 418-2000 |
| COMMERCIAL REALTY ADVISORS | 3200 INLAND EMPIRE BLVD ONTARIO, CA | (909) 484-9800 |
| DALMATION REALTY | ONTARIO, CA | (909) 983-4014 |
| DIAMOND COAST REALTY | 3350 SHELBY ST ONTARIO, CA | (909) 944-2571 |
| DON HESS REAL ESTATE | 1013 N BEGONIA AVE ONTARIO, CA | (909) 988-4665 |
| EMPIRE LAKES CENTER G D PROPERTIES | 3270 INLAND EMPIRE BLVD ONTARIO, CA | (909) 484-4800 |
| ESPINOZA ESCROW | 1805 S EUCLID AVE ONTARIO, CA | (909) 391-2169 |
| EZ REALTY | 402 S MILLIKEN AVE ONTARIO, CA | (909) 390-6345 |
| FOWLER DALE INDUSTRIAL PROPERTIES | 2313 E PHILADELPHIA ST ONTARIO, CA | (909) 947-5195 |
| GRUBB & ELLIS COMMERCIAL REAL ESTATE SERVICES | 3401 CENTRE LAKE DR ONTARIO, CA | (909) 605-1100 |
| HOMELIFE TRADITIONAL PROPERTIES | 402 S MILLIKEN AVE ONTARIO, CA | (909) 874-9050 |
| INLAND EMPIRE REALTORS | 320 W G ST ONTARIO, CA | (909) 460-9922 |
| JOHN VERNON REAL ESTATE | 720 N ARCHIBALD AVE ONTARIO, CA | (909) 987-6898 |
| LA JOLLA INSTITUTE | ONTARIO, CA | (909) 460-1500 |
| LEE & ASSOCIATES | 3535 INLAND EMPIRE BLVD ONTARIO, CA | (909) 989-7771 |
| LUMAX REALTY | 2559 S EUCLID AVE ONTARIO, CA | (909) 635-0920 |
| MARINA MORTGAGE CO INC | 738 N EUCLID AVE ONTARIO, CA | (909) 395-5310 |
| MUNI D A REALTY | 1802 E G ST ONTARIO, CA | (909) 986-1824 |
| NUNEZ TEAM REAL ESTATE | ONTARIO, CA | (909) 877-1000 |
| OMNI BUSINESS PARK | 402 S MILLIKEN AVE ONTARIO, CA | (909) 390-6000 |
| PACIFIC INLAND COMMERCIAL REAL ESTATE | 402 S MILLIKEN AVE ONTARIO, CA | (909) 390-0200 |
| PICSA | 123 W E ST ONTARIO, CA | (909) 933-1186 |
| PREMIER REAL ESTATE SERVICES | 429 N EUCLID AVE ONTARIO, CA | (909) 391-4434 |
| RE-MAX TOP TEAM RICHARD & JANINE KIRCHNAVY | 3633 INLAND EMPIRE BLVD ONTARIO, CA | (909) 945-3662 |
| ROBERTSON LARRY REALTORS | ONTARIO, CA | (909) 983-2892 |
| SAVAGE INC PETER | 1301 AUTO CENTER DR ONTARIO, CA | (909) 390-7899 |
| SOIL REFINERY | 1802 E G ST ONTARIO, CA | (909) 986-1824 |
| SOLUTIONS REAL ESTATE | 621 N EUCLID AVE ONTARIO, CA | (909) 590-4402 |
| SPERRY-VANNESS | 3633 INLAND EMPIRE BLVD ONTARIO, CA | (909) 466-2513 |
| SPIEKER PROPERTIES | 320 N TURNER AVE ONTARIO, CA | (909) 937-0110 |
| TOOLE C E & ASSOCIATES | 1131 W 6TH ST ONTARIO, CA | (909) 467-1290 |
| TRANSPARK | 2910 INLAND EMPIRE BLVD ONTARIO, CA | (909) 466-4672 |
| WINTERS REALTY | 401 W BELMONT ST ONTARIO, CA | (909) 986-4575 |