Service Territory

Service Territory

Our Subsidiaries

Southern Company now operates 11 regulated utilities serving 9 million customers in nine states. In addition, we own a growing competitive generation business, a nationally recognized provider of customized energy solutions, natural gas storage facilities and mobile communication and fiber optics businesses.

Learn more about our major subsidiaries below.

Alabama

  • Alabama Power serves 1.4 million customers with 78,000 miles of power lines and 13,000 MW of electric generating capacity.
  • Southern Power owns more than 3,170 MW of natural gas generating capacity.

California

  • Central Valley Gas Storage owns 11 Bcf of natural gas storage capacity.
  • Southern Power owns more than 770 MW of solar generating capacity.

Florida

  • Florida City Gas serves 107,000 customers with 3,500 miles of natural gas pipelines.
  • Gulf Power serves 447,000 customers with 9,300 miles of power lines and 2,600 MW of electric generating capacity.
  • Southern Power owns more than 1,210 MW of natural gas generation.

Georgia

  • Atlanta Gas Light serves more than 1.5 million customers with 32,600 miles of natural gas pipelines and 6.1 Bcf of storage capacity.
  • Georgia Power serves 2.4 million customers with 87,000 miles of power lines and approximately 17,600 MW of electric generating capacity.
  • Southern Power owns more than 2,900 MW of natural gas and solar generating capacity.
  • Georgia-based Southstar Energy Services offers quality natural gas products and services.
  • SouthernLINC Wireless operates a 127,000-square-mile wireless communications network serving the Southeast.
  • Southern Telecom is a fiber optics company with 1,300 miles of cables installed in the Southeast.

Illinois

  • Nicor Gas serves nearly 2.2 million customers with 34,000 miles of natural gas pipelines and 150 Bcf of underground storage.
  • With offices in Illinois, Pivotal Home Solutions offers home repair, maintenance and leasing plans in several states.

Louisiana

  • Jefferson Island Storage & Hub owns 7.3 Bcf of natural gas storage capacity.

Maine

  • Southern Power owns more that 40 MW of wind generating capacity.

Maryland

  • Elkton Gas serves 6,000 customers with 100 miles of natural gas pipelines.

Mississippi

  • Mississippi Power serves 186,000 customers with 7,000 miles of power lines and approximately 3,100 MW of electric generating capacity.

Minnesota

  • Southern Power owns more than 720 MW of natural gas generation operating or under development.

New Hampshire

  • With offices in New Hampshire, Pivotal Home Solutions offers home repair, maintenance and leasing plans in several states.

New Jersey

  • Elizabethtown Gas serves 283,000 customers with 3,200 miles of natural gas pipelines and .15 Bcf of storage capacity.

New Mexico

  • Southern Power owns more than 70 MW of solar generating capacity.

Nevada

  • Southern Power owns more than 90 MW of solar generating capacity.

North Carolina

  • Southern Power owns more than 1,770 MW of natural gas and solar generating capacity in the state.
  • PowerSecure is a premier provider of distributed infrastructure, offering primarily commercial and industrial customers innovative solutions to meet their individual reliability, energy efficiency or green objectives.

Oklahoma

  • Southern Power owns more than 590 MW of wind generating capacity.

Tennessee

  • Chattanooga Gas serves 64,000 customers with 1,600 miles of natural gas pipelines and 1.2 Bcf of storage capacity.

Texas

  • Golden Triangle Storage owns 13.5 Bcf of natural gas storage capacity.
  • Pivotal LNG specializes in liquefied natural gas production, delivery and transportation.
  • Sequent Energy Management specializes in natural gas asset portfolio optimization.
  • Southern Power owns a total of approximately 1,370 MW: 115 MW of biomass, 303 MW of solar generating capacity and 955 MW of wind generating capacity.

Virginia

  • Virginia Natural Gas serves 290,000 customers with 5,500 miles of natural gas pipelines and .75 Bcf of storage capacity.