Editing 1978 in American television (section)

==Television stations==
===Station launches===
{| class="wikitable sortable"
! Date
! [[City of License]]/[[Designated market area|Market]]
! [[Television station|Station]]
! Channel 
! Affiliation
! Notes/Ref.
|-
| January 3
| [[Rock Hill, South Carolina]] <br> {{small|([[Charlotte, North Carolina]])}} 
| [[WNSC-TV]] 
| 30
| rowspan=2| [[PBS]] 
| Part of [[South Carolina ETV]]
|- 
| February 9
| [[Martin, South Dakota]] 
| [[KZSD-TV]] 
| 8
| Part of [[South Dakota Public Broadcasting]]
|- 
| March 23 
| [[Washington, D.C.]] 
| [[WPXW-TV]] 
| 66
| rowspan=2| [[Religious broadcasting|Religious]] [[Independent station (North America)|independent]] 
| 
|- 
| March 26
| [[Manassas, Virginia]]/[[Washington, D.C.]] 
| [[WPXW-TV|WTKK]] 
| 66
| 
|-
| May 1
| [[Mason City, Iowa]] 
| [[KYIN]] 
| 24
| rowspan=5| PBS 
| Part of [[Iowa Public Television]]
|- 
| August 6 
| [[Cheyenne, Oklahoma]] 
| [[KWET]] 
| 12 
| Part of the [[Oklahoma Educational Television Authority]]
|- 
| August 9 
| [[Shreveport, Louisiana]] 
| [[KLTS-TV]] 
| 24 
| Part of [[Louisiana Public Broadcasting]] 
|- 
| August 18 
| [[El Paso, Texas]] 
| [[KCOS (TV)|KCOS]] 
| 13
| 
|- 
| August 21
| [[Cookeville, Tennessee]] 
| [[WCTE]] 
| 22
| 
|- 
| September 2
| rowspan=2| [[Phoenix, Arizona]] 
| [[KTVW-DT|KTVW]] 
| 23
| [[Univision|Spanish International Network]] 
| Now a [[Univision]] affiliate
|- 
| September 9 
| [[KNXV-TV]] 
| 15
| rowspan=2| Independent
| 
|- 
| September 26
| [[Pittsburgh, Pennsylvania]] 
| [[WPNT|WPTT-TV]] 
| 22
| 
|- 
| September 27 
| [[Montpelier, Vermont]] 
| [[WNNE]] 
| 31
| NBC 
| Signed on as a satellite of [[WPTZ-TV]]/[[Plattsburgh, New York]]
|- 
| October 1
| [[Juneau, Alaska]]
| [[KAKM|KTOO-TV]] 
| 3
| [[PBS]] 
| Satellite of [[KAKM]]/[[Anchorage, Alaska|Anchorage]]
|- 
| October 24
| [[Salt Lake City, Utah]] 
| [[KSTU]] 
| 20 (now 13) 
| Independent
| 
|- 
| November 12 
| [[Fort Smith, Arkansas]] 
| [[KFTA-TV|KLMN-TV]] 
| 24
| CBS
| 
|- 
| November 27
| [[Rockford, Illinois]] 
| [[WQRF-TV]] 
| 39
| rowspan=2| Independent 
| 
|- 
| December 17 
| [[Kansas City, Missouri]] 
| [[KPXE-TV|KYFC]] 
| 50
| Was previously on air as KCIT-TV from 1969 to 1971.
|- 
|}

===Network affiliation changes===
{| class="wikitable sortable"
! Date
! City of license/Market
! Station
! Channel 
! Old affiliation
! New affiliation 
! Notes/Ref.
|-
| rowspan=3| July 1
| rowspan=3| [[Charlotte, North Carolina]]  
| [[WCCB]] 
| 18
| ABC
| Independent
| 
|- 
| [[WCNC-TV|WRET-TV]] 
| 36
| Independent 
| NBC 
| 
|-
| [[WSOC-TV]] 
| 9
| NBC 
| ABC 
| 
|}

===Station closures===
{| class="wikitable"
! Date
! City of license/Market
! Station
! Channel 
! Affiliation
! Sign-on date 
! Notes/Ref.
|- 
| April 9 
| [[Greenfield, Massachusetts]] 
| [[WRLP (TV)|WRLP]] 
| 32 
| NBC
| June 29, 1957
| 
|- 
| August 15 
| [[Warrensburg, Missouri|Warrensburg]]/[[Sedalia, Missouri]] <br> {{small|([[Columbia, Missouri|Columbia]]/[[Jefferson City, Missouri|Jefferson City]])}} 
| [[KMOS-TV]] 
| 6
| CBS
| July 8, 1954 <br> {{small|(as an independent station)}} 
| Returned to the air December 22, 1979 as a PBS member station 
|-
|}