| Company | Category | Area | Address | Web | E-mail | Contact person |
| DIAMOND STATE TELCO FEDERAL CU | Credit Unions | Delaware | 121 CENTERPOINT BLVD, NEW CASTLE, New Castle, Delaware, 19720-4180, USA |
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Paula Albanes |
| DIAMOND STATE TELE | Telephone Comm | Delaware | 901 N TATNALL ST, WILMINGTON, New Castle, Delaware, 19801-1644, USA |
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| DIAMOND STATE TELE | Employment Agencies | Delaware | 901 N TATNALL ST, WILMINGTON, New Castle, Delaware, 19801-1644, USA |
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| DIAMOND STATE TELE | Employment Agencies | Delaware | 901 N TATNALL ST, WILMINGTON, New Castle, Delaware, 19801-1644, USA |
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| DIAMOND STATE TELEPHONE COMM | Labor Organizations | Delaware | 1819 NEWPORT RD, WILMINGTON, New Castle, Delaware, 19808-6039, USA |
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DIANA MARKOWSKI |
| DIAMOND STATE TELEPHONE COMM | Labor Organizations | Delaware | 1819 NEWPORT RD, WILMINGTON, New Castle, Delaware, 19808-6039, USA |
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DIANA MARKOWSKI |
| DIAMOND STATE TIRE | Tire-Dealers-Retail | Delaware | 3482 WRANGLE HILL RD, BEAR, New Castle, Delaware, 19701-1845, USA |
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Ed Long |
| DIAMOND STATE TIRE INC | Automotive Tires | Delaware | 3482 WRANGLE HILL RD, BEAR, New Castle, Delaware, 19701-1845, USA |
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ED LONG |
| DIAMOND STATE TIRE INC | Ret & Repairs Tires | Delaware | 3482 WRANGLE HILL RD, BEAR, New Castle, Delaware, 19701-1845, USA |
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Ed Long |
| DIAMOND STATE TRANSMISSION | Transmission Repair | Delaware | 441 N FRONT ST, SEAFORD, Sussex, Delaware, 19973-2700, USA |
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Fred Foxwell |
