| $350,000–1 million | NEW DISTRIBUTING CO., INC. | Victoria, TX | Prosperity Bank |
| $350,000–1 million | NEW JEFFREY'S RESTAURANT GROUP LLC | Austin, TX | Prosperity Bank |
| $350,000–1 million | NEW JEFFREY'S RESTAURANT GROUP LLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | NEW LEAF HORTICULTURE LLC | MCKINNEY, TX | Prosperity Bank |
| $350,000–1 million | NEW NURSERY HOLDINGS LLC | Houston, TX | Prosperity Bank |
| $350,000–1 million | NEW VISION PIZZA, LLC | ALTUS, OK | Prosperity Bank |
| $350,000–1 million | NEW WORLD AUTO IMPORTS | Dallas, TX | Prosperity Bank |
| $350,000–1 million | NEW WORLD AUTO IMPORTS OF AUSTIN, INC | Austin, TX | Prosperity Bank |
| $350,000–1 million | NEW WORLD AUTO IMPORTS OF ROCKWELL, INC. | Rockwall, TX | Prosperity Bank |
| $350,000–1 million | NEW WORLD AUTO IMPORTS OF SAN MARCOS INC | Round Rock, TX | Prosperity Bank |
| $150,000–350,000 | NEWBART PRODUCTS INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NEWBART PRODUCTS, INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NEXGEN HOSPITALITY II LLC | Irving, TX | Prosperity Bank |
| $350,000–1 million | NEXOIL LLC | Amarillo, TX | Prosperity Bank |
| $350,000–1 million | NEXOIL, LLC | AMARILLO, TX | Prosperity Bank |
| $1–2 million | NEXTEMP INC. | IRVING, TX | Prosperity Bank |
| $350,000–1 million | NIGRO DERMATOLOGY GROUP PA | Houston, TX | Prosperity Bank |
| $350,000–1 million | NIGRO DERMATOLOGY GROUP PA | Houston, TX | Prosperity Bank |
| $350,000–1 million | NINO'S RESTAURANT & BAR, INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | NINOS RESTAURANT AND BAR INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NOAHLENA LLC | Frisco, TX | Prosperity Bank |
| $150,000–350,000 | NOBEL SYSTEMS INC | Oklahoma City, OK | Prosperity Bank |
| $150,000–350,000 | NOBEL SYSTEMS, INC. | Oklahoma City, OK | Prosperity Bank |
| $350,000–1 million | NONPAREIL INSTITUTE | PLANO, TX | Prosperity Bank |
| $350,000–1 million | NONPAREIL INSTITUTE | Plano, TX | Prosperity Bank |
| $5–10 million | NORAM DRILLING COMPANY | Houston, TX | Prosperity Bank |
| $2–5 million | NORAM DRILLING COMPANY | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NORTH BY NORTHWEST LAWNS, LLC | Ausitn, TX | Prosperity Bank |
| $150,000–350,000 | NORTH CENTRAL ASSEMBLY OF GOD OF HOUSTON TEXAS | Spring, TX | Prosperity Bank |
| $150,000–350,000 | NORTH DALLAS OTOLARYNGOLOGY | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | NORTH DALLAS OTOLARYNGOLOGY CONSULTANTS, PA | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | NORTH DALLAS PEDIATRIC ASSN,PA | PLANO, TX | Prosperity Bank |
| $150,000–350,000 | NORTH TEXAS CARDIOLOGY CENTER | Wichita Falls, TX | Prosperity Bank |
| $350,000–1 million | NORTH TEXAS FUNERAL HOMES, LLC | HURST, TX | Prosperity Bank |
| $150,000–350,000 | NORTH TEXAS INGREDIENTS, INC. | AZLE, TX | Prosperity Bank |
| $150,000–350,000 | NORTH TEXAS LONE STAR PLUMBING, LLC | Fort Worth, TX | Prosperity Bank |
| $350,000–1 million | NORTH TEXAS REHABILITATION CENTER INC | Wichita Falls, TX | Prosperity Bank |
| $350,000–1 million | NORTH TEXAS REHABILITATION CENTER, INC. | WICHITA FALLS, TX | Prosperity Bank |
| $150,000–350,000 | NORTH TEXAS SURFACES INC | Grapevine, TX | Prosperity Bank |
| $150,000–350,000 | NORTH TEXAS SURFACES, INC. | GRAPEVINE, TX | Prosperity Bank |
| $350,000–1 million | NORTHERN IMPORTS, INC | HALTOM CITY, TX | Prosperity Bank |
| $350,000–1 million | NORTHERN IMPORTS, INC | Fort Worth, TX | Prosperity Bank |
| $350,000–1 million | NORTHLAND CHRISTIAN SCHOOL | Houston, TX | Prosperity Bank |
| $350,000–1 million | NORTHLAND CHRISTIAN SCHOOL | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NORTHSIDE FAMILY MEDICINE | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | NORTHSIDE PLUMBING SUPPLY, INC. | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | NORTHWEST CONCRETE & CONSTRUCTION INC | Roanoke, TX | Prosperity Bank |
| $150,000–350,000 | NORTHWEST HOUSTON NEUROLOGY PA | TOMBALL, TX | Prosperity Bank |
| $150,000–350,000 | NORTHWEST LAWN MAINTENANCE | Edmond, OK | Prosperity Bank |
| $150,000–350,000 | NORTHWEST LAWN MAINTENANCE INC | Edmond, OK | Prosperity Bank |
| $350,000–1 million | NORTHWEST MACHINE, INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NORTHWINDS CONSTRUCTION INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | NORTHWINDS CONSTRUCTION, INC. | Houston, TX | Prosperity Bank |
| $350,000–1 million | NOVOSAD ENTERPRISES | Caldwell, TX | Prosperity Bank |
| $350,000–1 million | NOVOSAD ENTERPRISES LLC | Caldwell, TX | Prosperity Bank |
| $5–10 million | NUEVOCO2, LLC | PLANO, TX | Prosperity Bank |
| $350,000–1 million | NUMBER 13 LLC | Tiki Island, TX | Prosperity Bank |
| $150,000–350,000 | NUMBER 13 LLC. | GALVESTON, TX | Prosperity Bank |
| $1–2 million | NUMBERS ONLY INC | HURST, TX | Prosperity Bank |
| $350,000–1 million | O'BRIEN WIRE PRODUCTS OF TEXAS, INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | O'CONNOR'S LAWN & GARDEN INC. | Oklahoma City, OK | Prosperity Bank |
| $150,000–350,000 | O'TOOL PLASTIC PIPE INC | Lubbock, TX | Prosperity Bank |
| $150,000–350,000 | O'TOOL PLASTIC PIPE, INC. | LUBBOCK, TX | Prosperity Bank |
| $1–2 million | O.S. INTERIOR SYSTEMS INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | OAK HILL UNITED METHODIST CHURCH | AUSTIN, TX | Prosperity Bank |
| $1–2 million | OAK LEASE SERVICE CO LLC | REFUGIO, TX | Prosperity Bank |
| $1–2 million | OAK LEASE SERVICE CO LLC | Refugio, TX | Prosperity Bank |
| $150,000–350,000 | OAKRIDGE OIL AND GAS LP | Jacksboro, TX | Prosperity Bank |
| $350,000–1 million | OAKRIDGE OIL AND GAS, LP | JACKSBORO, TX | Prosperity Bank |
| $150,000–350,000 | OASIS FIRE PROTECTION INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | OBOX SOLUTIONS LLC | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | OBOX SOLUTIONS LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | OCCASIONS FINE JEWELRY | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | OCCASIONS FINE JEWELRY & GIFTS | Midland, TX | Prosperity Bank |
| $350,000–1 million | OCT EQUIPMENT LLC | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | OCVT WESTLAKE CORPORATION | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | OCVT WESTLAKE CORPORATION | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | ODESSA HI INC. | Midland, TX | Prosperity Bank |
| $150,000–350,000 | ODESSA HI, INC. | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | ODIN HEAVY INDUSTRIES LLC | Bryan, TX | Prosperity Bank |
| $150,000–350,000 | ODIN HEAVY INDUSTRIES, LLC | BRYAN, TX | Prosperity Bank |
| $150,000–350,000 | OILFIELD PARTNERS ENERGY SERVICES LLC | Columbia, MS | Prosperity Bank |
| $150,000–350,000 | OILFIELD PARTNERS ENERGY SERVICES, LLC | HENRIETTA, TX | Prosperity Bank |
| $150,000–350,000 | OKC ELECTRICAL CONTRACTORS INC | Oklahoma City, OK | Prosperity Bank |
| $150,000–350,000 | OKC ELECTRICAL CONTRACTORS, INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $350,000–1 million | OKLAHOMA ANNUAL CONFERENCE OF THE UNITED METHODIST CHURCH IN | Oklahoma City, OK | Prosperity Bank |
| $1–2 million | OKLAHOMA CANCER SPECIALIST MANAGEMENT, LLC | TULSA, OK | Prosperity Bank |
| $2–5 million | OKLAHOMA CANCER SPECIALISTS AND RESEARCH INSTITUTE, LLC | TULSA, OK | Prosperity Bank |
| $150,000–350,000 | OKLAHOMA CENTER FOR ARTHRITIS THERAPY AN | Tulsa, OK | Prosperity Bank |
| $1–2 million | OKLAHOMA CONFERENCE CORPORATION OF SEVENTH-DAY ADVENTISTS | Oklahoma City, OK | Prosperity Bank |
| $350,000–1 million | OKLAHOMA HI-TECH, INC. | Oklahoma City, OK | Prosperity Bank |
| $2–5 million | OKLAHOMA METHODIST MANOR, INC | TULSA, OK | Prosperity Bank |
| $150,000–350,000 | OKLAHOMA RADIOLOGY GROUP, PC | OKLAHOMA CITY, OK | Prosperity Bank |
| $350,000–1 million | OKLAHOMA UNITED METHODIST CIRCLE OF CARE, INC | Oklahoma City, OK | Prosperity Bank |
| $150,000–350,000 | OLENKA MANAGEMENT, INC. | Austin, TX | Prosperity Bank |
| $150,000–350,000 | OLENKA MANAGEMENT, INC. | Cedar Park, TX | Prosperity Bank |
| $350,000–1 million | OLIVA AND DELIA INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | OLIVA AND DELIA, INC. | HOUSTON, TX | Prosperity Bank |
| $1–2 million | OLSON & OLSON, LLP | Houston, TX | Prosperity Bank |
| $150,000–350,000 | OLYMPIA POOLS, INC. | Houston, TX | Prosperity Bank |