| Name | Phone | Category |
| A Rego, Inc. DBA 7 Eleven | (508) 295-9137 | Groceries, Markets & Specialties |
| A Shear Experience | (508) 759-3009 | Spas, Beauty Care, Weight Loss & Well-Being |
| A Step Ahead Resume | (774) 302-4229 | Career Development & Employment Services |
| A.B.R. Vending Inc. dba Above & Beyond | (508) 932-6401 | Services |
| A.L.S. Family Charitable Foundation, Inc. | (508) 759-9696 | Non - Profit Organizations |
| ACapeHouse.com Real Estate | (508) 743-5321 | Realtors - Residential, Commercial, Investment & Rehab |
| Affiliated Professional Services, Inc. | (508) 295-7271 | Healthcare - Other Related Services |
| AFLAC - Barbara Leone | (508) 397-4426 | Insurance |
| Joseph Agrillo, Jr. Inc. | (508) 759-5086 | Landscaping, Lawns & Tree Service |
| AJ Marks Jewelers | (508) 759-1221 | Jewelers & Jewelry |
| Allendale Country Club | (508) 992-8682 | Banquet Facilities |
| Along 6A | (508) 385-4666 | Publications, Publishers & Writers |
| American Distribution | (508) 477-7770 | Services |
| Amerigas Propane, L.P. | (508) 775-0686 | Oil & Gas Operators |
| AMG Realty | (508) 362-3323 | |
| AMR Ambulance | (888) 267-7828 | Healthcare - Other Related Services |
| Anchor Diving Services.com | (508) 232-1121 | Services |
| Anchor Hardware | (508) 477-2502 | Hardware, Paint & Lumber |
| Animal Health Clinic | (508) 759-5810 | Veterinarians & Pet Supplies |
| Antares Enterprises, Inc. | (617) 512-3379 | Advertising, Branding, Graphic & Web Design |
| Anthi Frangiadis Associates | (508) 748-3494 | Architects |
| Aptucxet Trading Post | (508) 759-8167 | Museums |
| Aqua Grille | (508) 888-8889 | Dining |
| Arts Foundation of Cape Cod | 508-362-0066 | Non - Profit Organizations |
| Susan Asaro Photography | (508) 291-7926 | Photographers & Videographers |
| Asian Essence | (508) 888-2212 | Dining |
| at & t | (508) 299-8181 | |
| at & t Mobility | (508) 273-0508 X2 | Wireless, Cellular, Audio/Video & Telecommunications |
| Atent For Rent, Inc. | (781) 326-6360 | Rental Services |
| Atkins Compound | (508) 888-6803 (seasonal) | Accommodations - Cottages & Rental Homes |
| Atlantic Boats, Inc. | (508) 295-8005 | Boats - Marinas & Boat Yard |
| Atlantic Home Medical Supply | (508) 295-7191 | Healthcare - Other Related Services |
| Atlantic Motel | (508) 295-0210 | Accommodations - Hotels, Inns & Motels |
| Atlas Computer | (774) 413-9523 | Computers - Sales, Data Storage, Internet Service, Repair, & Training |
| Axial Financial Services | (508) 771-4992 | Financial Services |