Here is a list of all U.S. ports affected by the pending sale of London-based Peninsular & Oriental Steam Navigation Co. to Dubai-owned DP World:

Baltimore: DP World would manage and operate two of the port's 14 terminals, Homeland Security says.

Baton Rouge, La. : DP World would run some stevedoring operations at the port's general cargo dock, a port spokeswoman said.

Beaumont, Texas : DP World would run one of about six stevedoring operations, the port's manager said.

Boston : DP World would operate the Black Falcon Cruise Terminal with the Massachusetts Port Authority, and would run stevedoring operations at the Moran Automobile Terminal, according to Peninsular & Oriental.

Camden, N.J.: DP World would run some stevedoring operations as part owners of Delaware River Stevedores, according to Peninsular & Oriental.

Corpus Christi, Texas : DP World would operate some stevedoring operations as part of a joint venture, Dix-Fairway, according to a port spokesman and Peninsular & Oriental.

Davisville, R.I.: DP World would run some stevedoring operations, a spokesman for Peninsular & Oriental's local office said.

Freeport, Texas: DP World would run some stevedoring operations, a port spokesman said.

Galveston, Texas: DP World would run some stevedoring operations at one terminal, a port spokeswoman said.

Gulfport, Miss.: DP World would become one of two stevedoring companies, a port spokesman said.

Houston: DP World would work with other stevedoring contractors at three of the port's 12 terminals, Homeland Security said.

Lake Charles, La.: DP World would operate some stevedoring operations, a spokeswoman said.

Miami: DP World would operate and manage with another firm, Eller & Company, one of the port's three terminals, not including Miami's seven cruise-ship terminals, Homeland Security said. It also would operate some stevedoring services.

Newark, N.J. : DP World would operate and manage one of the port's four terminals, Homeland Security said.

New Orleans : DP World would manage and operate two of the port's five terminals, not including chemical-plant terminals along the Mississippi River, Homeland Security said.

New York: DP World would manage and operate the New York Cruise Terminal, Homeland Security said.

Norfolk, Va.: DP World would be involved with stevedoring activities at all five of the port's terminals but would not manage any terminal, Homeland Security said.

Philadelphia: DP World would operate one of the port's five terminals, not including the port's single cruise-ship terminal, Homeland Security said.

Port Arthur, Texas: DP World would operate as one of three stevedoring companies, the director said.

Portland, Maine: DP World would operate as one of the stevedoring companies that serves Portland's terminals, and it would take over crane maintenance at one terminal, according to Portland's director, Capt. Jeffrey W. Monroe.

Tampa, Fla.: DP World would operate and manage some terminals under a pending contract Tampa's port authority negotiated Feb. 21, but the port authority said it will reconsider the deal if DP World's purchase of Peninsular & Oriental is finalized. DP World also would provide some stevedoring services.

Wilmington, Del.: DP World would run some stevedoring operations as part owners of Delaware River Stevedores, one of two stevedoring companies at the port.