Looks like they are in 67 Markets so they are starting to get back in the race.
http://newsroom.sprint.com/news/4glte-launchedmarkets.htm
04 March 2013
4G LTE Launched Markets
Sprint introduced its all-new 4G LTE network in July 2012 and now offers service in the following markets:
Altoona, Pa.
Anderson, Ind.
Asheville, N.C.
Athens, Ga.
Atlanta
Austin, Texas
Baltimore
Barnstable/Hyannis/Mid-Cape, Mass.
Boston
Bryan/College Station, Texas
Calhoun, Ga.
Carrollton, Ga.
Chicago/Naperville/Joliet, Ill.
Clark County, Va./Jefferson County, W.Va.
Columbia, Tenn.
Columbus, Ind.
Dallas
Elkhart/Goshen, Ind.
Emporia, Kan.
Fort Wayne, Ind.
Fort Worth, Texas
Framingham, Mass.
Franklin County, Pa.
Gainesville, Ga.
Gary, Ind.
Gettysburg, Pa.
Granbury/Hood County, Texas
Hagerstown, Md./Martinsburg, W.Va.
Hammond, La.
Harrisburg/Carlisle/Hershey, Pa.
Harrisonburg, Va.
Houston
Huntsville, Texas
Hutchinson, Kan.
Indianapolis/Carmel, Ind.
Kankakee/Bradley/Bourbonnais, Ill.
Kansas City, Kan./Mo.
La Crosse, Wis.
Lawrence, Kan.
Manhattan/Junction City, Kan.
McPherson, Kan.
Muncie, Ind.
New Bedford/Fall River, Mass.
Newnan, Ga.
Peabody, Mass.
Rockford, Ill.
Rome, Ga.
Salina, Kan.
San Antonio
San Juan, Puerto Rico
Santa Rosa/Petaluma, Calif.
Sedalia, Mo.
Shenandoah/Page Counties, Va.
South Bend/Mishawaka, Ind.
Southern Puerto Rico: Yauco/Ponce/Coamo/Salinas/Santa Isabel/Guayama
St. Joseph, Mo.
Statesville, N.C.
Temple, Texas
Topeka, Kan.
Vallejo/Fairfield, Calif.
Waco, Texas
Waukegan/Lake County, Ill.
Western Puerto Rico: Aguadilla/Isabela/San Germán/Cabo Rojo/Mayagüez
Wichita Falls, Texas
Wichita, Kan.
Winchester, Va.
York/Hanover, Pa.