| Company | Category | Area | Address | Web | E-mail | Contact person |
| INTER AMERICAN INSTITUTE | Disability Services | Maryland | 51 MONROE ST, ROCKVILLE, Montgomery, Maryland, 20850-2421, USA |
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| INTER AMERICAN SECURITY INC | Security Control Equip & Syste | Maryland | 4817 RANDOLPH RD, ROCKVILLE, Montgomery, Maryland, 20852-2235, USA |
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Louis Adorin |
| INTER AMERICAN TRADING SVC | International Trade Services | Maryland | 3138 HEWITT AVE, SILVER SPRING, Montgomery, Maryland, 20906-4956, USA |
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| INTER CITY TAX SVC FOOD DEPOT | Tax Return Preparation & Filin | Maryland | 2401 BELAIR RD, BALTIMORE, Baltimore City, Maryland, 21213-1200, USA |
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| INTER CON SECURITY INC | Security Guard & Patrol Servic | Maryland | 2101 E JEFFERSON ST, ROCKVILLE, Montgomery, Maryland, 20852-4908, USA |
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Paul Bendesky |
| INTER CONNECTION CABLE | Cable/pay Television Service | Maryland | 12309 LA PLATA ST, SILVER SPRING, Montgomery, Maryland, 20904-1807, USA |
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Fabio Cardoso |
| INTER CONNECTION CABLE | Cable/pay Television Service | Maryland | 12309 LA PLATA ST, SILVER SPRING, Montgomery, Maryland, 20904-1807, USA |
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Fabio Cardoso |
| INTER EXCHANGE | Public Relations Services | Maryland | PO BOX 1034, COLUMBIA, Howard, Maryland, 21044-0034, USA |
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Ralph Richardson |
| INTER GLOBE INC | Management Consulting Services | Maryland | PO BOX 7654, SILVER SPRING, Montgomery, Maryland, 20907-7654, USA |
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Samuel Ijoma |
| INTER GOVERNMENTAL NETWORK | Public Finance/taxation/moneta | Maryland | 7910 WOODMONT AVE STE 1430, BETHESDA, Montgomery, Maryland, 20814-7047, USA |
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Stewart Rabinowitz |
