This is a list of American television-related events in 1948.
| Date | Debut | Network |
|---|---|---|
| January | Camera Hadlines | Dumont Television Network |
| January | I.N.S. Telenews | |
| January 9 | Playroom | |
| January 18 | The Original Amateur Hour | |
| February 9 | Court of Current Issues | |
| February 16[4] | Camel News Caravan | NBC |
| March 4 | Stop Me If You've Heard This One | NBC |
| April 4 | Author Meets the Critics | |
| April 14 | Scoreboard | Dumont Television Network |
| April 15 | For Your Pleasure[5] | |
| Hollywood Screen Test | ABC | |
| June 8[6] | Texaco Star Theater | NBC |
| June 20[7] | The Ed Sullivan Show | CBS |
| August 10 | Candid Camera | ABC |
| August 11 | The Laytons | Dumont Television Network |
| August 12 | Club Seven | ABC |
| August 15 | CBS Television News | CBS |
| August 23 | Foodini the Great | CBS |
| September 6 | Champagne and Orchids | DuMont |
| September 21 | Operation Success | Dumont Television Network |
| September 26[8] | Actors Studio | ABC |
| Stained Glass Windows | unknown | |
| September 27[9] | The Chevrolet Tele-Theatre | NBC |
| October 3[10] | The Philco Television Playhouse | NBC |
| October 17 | The Ford Television Theatre | CBS |
| October 19 | Off the Record | Dumont |
| October 20 | The Growing Paynes | DuMont |
| October 22 | Break the Bank | ABC |
| November 1[11] | Okay, Mother | WABD |
| Your Television Babysitter | Dumont | |
| TV Shopper | ||
| Amanda | ||
| November 4 | The Adventures of Oky Doky | |
| Fashions on Parade | ||
| November 7 | Newsweek Views the News | Dumont |
| Studio One | CBS | |
| November 21 | Lamp Unto My Feet | CBS |
| December 6 | Arthur Godfrey's Talent Scouts | CBS |
| December 17 | The Morey Amsterdam Show | CBS |
| December 31 | The Johns Hopkins Science Review | CBS |
| Unknown date | The Alan Dale Show | Dumont |
| The Philco Television Playhouse | NBC | |
| The Stan Shaw Show | Dumont | |
| Your School Reporter | ||
| Boxing From Jamaica Arena | ||
| Wrestling From Columbia Park Arena | ||
| Wrestling From Jamaica Arena | ||
| The Needle Shop | ||
| Date | Show | Network | Debut | Notes |
|---|---|---|---|---|
| June 30 | In the Kelvinator Kitchen | NBC | May 21, 1947 | |
| Unknown date | The World in Your Home | December 22, 1944 | ||
| Date | City of License/Market | Station | Channel | Affiliation | Notes/Ref. |
|---|---|---|---|---|---|
| February 9 | 5 | NBC (primary) CBS/ABC/DuMont (secondary) | Successor to experimental station W8XCT.[13] | ||
| March 11 | 11 | NBC | |||
| April 5 | 9 | Independent (primary) CBS/DuMont (secondary) | |||
| April 19 | 4 | NBC | |||
| April 22 | 6 | NBC (primary) ABC/DuMont (secondary) | [14] | ||
| April 27 | KSTP-TV | 5 | NBC (primary) DuMont (secondary) | ||
| May 6 | 2 | DuMont | Now KCBS-TV, a CBS O&O station | ||
| May 14 | 4 | NBC (primary) ABC/DuMont (secondary) | Now a CBS affiliate since 1949 | ||
| May 15 | Newark, New Jersey | WATV | 13 | Independent | |
| May 23 | WCAU | 10 | CBS | ||
| June 9 | 4 | NBC (primary) ABC/DuMont (secondary) | [15] | ||
| June 15 | 6 (now 8) | DuMont (primary) ABC (secondary) | |||
| WPIX | 11 | Independent | |||
| June 21 | Boston, Massachusetts | 7 | CBS (primary) ABC/DuMont (secondary) | Defunct May 22, 1982 | |
| July 21 | 13 | NBC | |||
| August 10 | 7 | ABC | |||
| August 25 | Los Angeles, California | 9 | Independent | ||
| September 16 | Los Angeles, California | KECA-TV | 7 | ABC | |
| September 17 | Chicago, Illinois | 7 | ABC ( | ||
| Los Angeles, California | 13 | ||||
| September 29 | 8 (now on 2) | NBC | [16] | ||
| 5 | NBC (primary) ABC (secondary) | ||||
| October 8 | Chicago, Illinois | WNBQ | 5 | ||
| October 9 | 7 | ABC | |||
| October 24 | Detroit, Michigan | 2 | CBS (primary) DuMont (Secondary) | ||
| October 31 | 3 | ||||
| November 1 | Baltimore, Maryland | 13 | ABC | ||
| November 24 | Louisville, Kentucky | 5 (now 3) | NBC (primary) CBS/ABC/DuMont (secondary) | ||
| November 25 | Seattle, Washington | 5 | CBS (primary) DuMont (secondary) | ||
| November 29 | 4 | NBC (primary) ABC/CBS/DuMont (secondary) | |||
| December 1 | Syracuse, New York | WHEN-TV | 5 | CBS (primary) NBC/DuMont (secondary) | |
| December 11 | 4 (now 5) | NBC (primary) ABC/CBS/DuMont (secondary) | |||
| December 18 | 6 | NBC (primary) DuMont/CBS/ABC (secondary) | |||
| December 22 | 5 | CBS (primary) NBC/DuMont/Paramount (secondary) | |||