- ABC Towing
- ABC Travel
- ABC Warehouse
- ABC Wireless
- Abcda Locksmith
- Abcde Locksmith
- Abcdef Locksmith
- ABCO Group Office Solutions Simplified
- Abel's Quik Shop
- Abercrombie & Fitch
- Abercrombie Kids
- ABF Freight Systems
- ABIA Insurance
- Abigail Abbott Staffing Services
- Abigail's
- Abilities Unlimited
- Abington Savings Bank
- Able 24 Hour Locksmith
- Able Auto
- Able Body Labor
- Able Electric
- Able Plumbing
- ABN AMRO
- ABN AMRO Financial Services Inc - Local Brokerage Branches- Chicago
- ABN AMRO Mortgage
- Abode
- Aboff's Paints & Wallcovering
- Abortion Services
- About Face Skin Care
- About Faces
- About Time
- Above & Beyond
- Above Ground Pools by Morgan
- Abra Auto
- Abra-Cadabra
- ABS
- ABS Americas
- ABS Tax Service
- Absolute Air