Information Technology Directory

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Information technology, commonly referred to as IT, is the technology involving the upkeep and repair of computer systems and the use of computer systems for processing information and data. This Information Technology directory includes information technology vendor pages for every State in the USA plus Washington, DC and certain populous Counties. Each State and District page lists information technology vendors located in that State or District, including their company or website names as well as their locations, phone numbers, and website links.

Before visiting an information technology vendor listed herein, be sure to check its address, hours of operation, and appointment policy (if any) by visiting its website or contacting it. The information technology vendor may have moved or no longer be in business, and hours of operation may be irregular.

Each directory listing specifies the County in which the information technology vendor is located as well as the database categories that are relevant to the listing. Convenient links to adjacent State directories are provided at the bottom of each directory page.


CorCystems Ridgefield, CT 06877 203-431-1341 www.corcystems.com/services-solutions/247-support/	Featured Listing Information Technology


Alabama Alaska Arkansas Arizona California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana	Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming Washington, DC

States with no information technology vendor listings are grayed out in the State Menu.

The 10 states with the most information technology vendor listings are shown below, along with the number of listings in each of these states.

California (≈1458)
Texas (≈772)
New York (≈705)
Florida (≈685)
Massachusetts (≈488)
Illinois (≈464)
Pennsylvania (≈437)
Ohio (≈426)
Michigan (≈401)
New Jersey (≈386)

The 10 cities with the most information technology vendor listings are shown below, along with the number of listings in each of these cities.

New York, New York (≈141)
Houston, Texas (≈106)
Chicago, Illinois (≈67)
San Diego, California (≈65)
Austin, Texas (≈64)
San Francisco, California (≈51)
Seattle, Washington (≈48)
Portland, Oregon (≈48)
Los Angeles, California (≈46)
Minneapolis, Minnesota (≈44)

Nationwide Information Technology Services

The following enterprises have offices or other operations in multiple locations; most of them have operations in multiple states. Many of these large information technology vendors list their primary office locations on their websites.


Cable One Inc www.cableone.net Located in about 13 states.	Cable Television Equipment Retail Satellite Television Services Cable Television Services Television Service Providers Local Phone Services Phone Communications Services Residential Information Technology Services Internet Products and Services Internet Service Providers Internet Services Long Distance Phone Services Phone Communications Services

Century Tel www.centurytel.com Located in about 26 states.	Phone Communications Services Residential Utilities Contractors Phone Communications Services Cell Phone Services Cell Phones Local Phone Services Telephone and Television Cable Contractors Wireless Communications Long Distance Phone Services Cable, Conduit and Poles Contractors Information Technology Services Internet Products and Services

Charter Communications www.charter.com Located in about 32 states.	Satellite Television Services Television Service Providers Cable Television Services Satellite Equipment and System Dealers Internet Products and Services Information Technology Services Internet Service Providers Internet Services

Cisco Systems cisco.com Located in about 38 states.	Personal Computer Peripheral Equipment Computer Hardware and Supplies Computer Networks Computer Consultants Information Technology Services Network Consultants Communications and Public Relations Consultants Marketing and Public Relations Internet Products and Services Internet Service Providers Internet Services Computer and Equipment Dealers

Clearwire www.clearwire.com Located in about 13 states.	Internet Services Internet Service Providers Internet Products and Services Information Technology Services

Comcast Cable www.comcast.com Located in about 40 states.	Television Service Providers Cable Television Services Satellite Television Services Internet Services Internet Service Providers Internet Products and Services Information Technology Services

Computer Sciences Corporation csc.com Located in about 36 states.	Information Systems Consultants Computer Consultants Information Technology Services Computer and Equipment Dealers Computer Software Business Consultants and Advisors Business Services

Cox Communications www.cox.com Located in about 12 states.	Televisions Parts and Supplies Retail Cable Television Services Television Service Providers Satellite Television Services Telecommunications Equipment Information Technology Services Internet Products and Services Internet Service Providers Internet Services Satellite Equipment and System Dealers Long Distance Phone Services Telecommunications Services

Embarq embarq.com Located in about 15 states.	Cable, Conduit and Poles Contractors Utilities Contractors Local Phone Services Telephone and Television Cable Contractors Long Distance Phone Services Phone Communications Services Residential Cell Phone Services Cell Phones Wireless Communications Phone Communications Services Information Technology Services Internet Products and Services

Fast-Teks www.fastteks.com Located in about 29 states.	Computers and Equipment Repair and Maintenance Computer Networks Information Technology Services

Fiserv fiserv.com Located in about 30 states.	Data Processing Services Information Processing and Retrieval Equipment and Systems Information Technology Services Computer and Equipment Dealers Computer and Software Stores Computer Software Electronic Commerce Internet Products and Services Banks Financial Services Loan and Financing Services

Friendly Computers www.friendlycomputers.com Located in about 18 states.	Computer Disaster Recovery Computer Networking Installation Computer and Equipment Dealers Computers and Equipment Repair and Maintenance Data Processing Services Computer Networks Computer Hardware and Supplies Computer Supplies, Parts and Accessories Information Technology Services Consumer Electronics Stores Computer Consultants

IBM ibm.com Located in about 38 states.	Computers and Equipment Wholesale and Manufacturers Computers and Equipment Repair and Maintenance Information Technology Services Computer and Equipment Dealers Computer Software Consumer Electronics Stores

Oracle oracle.com Located in about 28 states.	Computer Software Computer and Equipment Dealers Computer and Software Stores Information Technology Services Computer Consultants Software Design and Development

Raytheon Company raytheon.com Located in about 29 states.	Nautical Instruments Wholesale and Manufacturers Aerospace Aircraft Instruments GPS Navigation and Tracking Aircraft Manufacturers Aircraft Modification and Overhaul Industrial Equipment and Supplies Wholesale and Manufacturers Marine Equipment and Supplies Wholesale and Manufacturers Metals Metal Products Metal Products Wholesale and Manufacturers Office Supplies Retail

SAIC Inc saic.com Located in about 39 states.	Computer Consultants Information Technology Services Engineers Energy and Environment Business Consultants and Advisors Business Services Consulting Engineers Professional Engineers

Socket www.socket.net Located primarily in Missouri.	Utilities Contractors Cable, Conduit and Poles Contractors Long Distance Phone Services Local Phone Services Telephone and Television Cable Contractors Phone Communications Services Residential Internet Service Providers Internet Services Internet Products and Services Phone Communications Services Information Technology Services Utilities

Suddenlink suddenlink.com Located in about 7 states.	Cable Television Services Television Service Providers Phone Communications Services Residential Information Technology Services Internet Products and Services Internet Service Providers Internet Services Local Phone Services Long Distance Phone Services Phone Communications Services Satellite Television Services

Unisys Corporation www.unisys.com Located in about 31 states.	Information Systems Consultants Data Processing Services Business Consultants and Advisors Business Services Computer Consultants Computer Software Information Technology Services Computer and Equipment Dealers Computer Systems Consultants and Designers

X O Communications LLC xo.com Located in about 14 states.	Phone Communications Services Residential Phone Communications Services Internet Services Internet Service Providers Internet Products and Services Information Technology Services Computer Networks Marketing and Public Relations Communications and Public Relations Consultants Telecommunications Services Long Distance Phone Services Cable, Conduit and Poles Contractors

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