- Alternative Mortgage
- Alternative Services
- Alternative Solutions
- Alternatives Insurance
- Alternatives Unlimited
- Alterra
- Alterra Sterling House
- Altmeyer Funeral Home
- Alton's Tire
- Alvan Motor Freight
- Alvarez Construction
- Alvin's Jewelers
- Always in Bloom
- Always Payday
- Always Payday - Pay Advance Center
- Always Tan
- Always Towing
- Am Pm Mini Market
- Amanda Cothran - State Farm Insurance
- Amato's
- Amazing Grace
- Amazing Nails
- Amazon Cafe
- Ambassador Apartments
- Ambassador Steel Corporation
- Ambassador Travel
- Ambassadors for Christ
- Amberwood Apartments
- Ambiance Salon
- Ambrosia
- AMC Movie Theater
- Amco Insurance
- Amcom
- Amcore Bank
- Amdahl Corporation
- Ameci Pizza & Pasta
- Amegy Bank
- Amelia's
- Amerco