WFED (English Wikipedia)

WJSV (advertisement), Broadcasting, October 1, 1932, page 4.
"Commission Denies Application of CBS For Washington Booster by 3-to-2 Vote", Broadcasting, December 1, 1931, pages 6, 34.
"WJSV, New CBS Outlet, Opens Oct. 20 as WMAL Plans Added Features", Broadcasting, October 15, 1932, page 10.
"Painless Moving", Broadcasting, November 1, 1936, page 32.
WTOP (advertisement), Broadcasting, April 5, 1943, page 5.

dcrtv.com (Global: low place; English: low place)

"Radio Sputnik Off WTOP - 6/29". dcrtv.com. June 29, 2017. Retrieved July 2, 2017.

fcc.gov (Global: 1,271^st place; English: 703^rd place)

enterpriseefiling.fcc.gov

"Facility Technical Data for WFED". Licensing and Management System. Federal Communications Commission.

federalnewsnetwork.com (Global: low place; English: low place)

federalnewsradio.com (Global: low place; English: low place)

"'Cully' Stimson Stepping Down", Federal News Radio (February 2, 2007).

hathitrust.org (Global: 441^st place; English: 311^th place)

babel.hathitrust.org

"New Stations", Radio Service Bulletin, September 30, 1926, page 3.
"Broadcasting stations, alphabetically by call signals" Radio Service Bulletin, December 31, 1926, page 21.
"Alterations and Corrections", Radio Service Bulletin, October 31, 1928, page 8.
"Broadcasting Stations, by Wave Lengths, Effective November 11, 1928, Commercial and Government Radio Stations of the United States (edition June 30, 1928), page 176.
"Assignments of United States Standard Broadcast Stations Listed by Frequency", page 1442.

loc.gov (Global: 70^th place; English: 63^rd place)

chroniclingamerica.loc.gov

"WJSV Becomes WTOP Beginning Today", Washington, D.C. Evening Star, April 4, 1943, page E-3.

nhl.com (Global: 224^th place; English: 150^th place)

"Caps Radio 24/7". Washington Capitals. Retrieved September 27, 2021.
"Capitals 2012-13 Regular-Season Schedule". National Hockey League.

radio-info.com (Global: low place; English: low place)

"$505M sale: Bonneville sells Chicago, D.C., St. Louis and Cincinnati to Hubbard". Radio-Info.com. January 19, 2011. Archived from the original on January 22, 2011. Retrieved January 19, 2011.

radioink.com (Global: low place; English: low place)

"Hubbard deal to purchase Bonneville stations closes". Radio Ink. May 2, 2011. Archived from the original on March 12, 2012. Retrieved May 2, 2011.

radioinsight.com (Global: 3,559^th place; English: 1,818^th place)

Venta, Lance (October 13, 2025). "Audacy Washington Extends Rights Deal With Monumental's Sports & Entertainment". RadioInsight.

radioworld.com (Global: low place; English: low place)

McLane, Paul (October 9, 2018). "Federal News Radio Loses the "Radio" Tag". Radio World. Retrieved October 9, 2018.

sbe37.org (Global: low place; English: low place)

"SBE Chapter 37 - Prior Meetings Page - AM Revitalization - WFED 1500 AM Transmitter". Archived from the original on May 27, 2022. Retrieved March 15, 2022.

tophour.com (Global: low place; English: low place)

"Washington, D.C." TopHour. 2014. Archived from the original on March 21, 2015. Retrieved March 21, 2015.

washingtonpost.com (Global: 34^th place; English: 27^th place)

Farhi, Paul (August 28, 2007). "With Low Ratings, Post Radio Venture To End Next Month". The Washington Post.
"WTOP news radio to be sold to Minnesota broadcaster". The Washington Post. Archived from the original on March 9, 2021.
Steinberg, Dan (October 4, 2017). "Capitals radio broadcasts will return to 106.7 The Fan this season". The Washington Post.
"Pentagon Official Who Criticized Detainee Lawyers Quits", The Washington Post (February 7, 2007), p. A06.

web.archive.org (Global: 1^st place; English: 1^st place)

"SBE Chapter 37 - Prior Meetings Page - AM Revitalization - WFED 1500 AM Transmitter". Archived from the original on May 27, 2022. Retrieved March 15, 2022.
Pointer, Jack (April 2019). "'You turn us on and we're there': Looking back at 50 years of news on WTOP". WTOP. p. April 1, 2019. Archived from the original on April 5, 2019. Retrieved April 29, 2019.
NIAC Order No. 1, Dec 1970 Archived July 7, 2011, at the Wayback Machine. Retrieved October 22, 2010.
"Washington, D.C." TopHour. 2014. Archived from the original on March 21, 2015. Retrieved March 21, 2015.
Federal News Radio Expands to Full Market Signal (3wtradio.com)
"$505M sale: Bonneville sells Chicago, D.C., St. Louis and Cincinnati to Hubbard". Radio-Info.com. January 19, 2011. Archived from the original on January 22, 2011. Retrieved January 19, 2011.
"WTOP news radio to be sold to Minnesota broadcaster". The Washington Post. Archived from the original on March 9, 2021.
"Hubbard deal to purchase Bonneville stations closes". Radio Ink. May 2, 2011. Archived from the original on March 12, 2012. Retrieved May 2, 2011.

worldradiohistory.com (Global: 316^th place; English: 190^th place)

"WTOP-KQW: CBS Sells 55% D. C.; Planning TV" (PDF). Broadcasting. May 24, 1948. pp. 27, 105. Retrieved December 5, 2019.
"WINX AM, FM: FCC Asked to Okay Sale to Banks, 'Post'" (PDF). Broadcasting. January 24, 1949. p. 50. Retrieved December 5, 2019.

wtop.com (Global: 5,544^th place; English: 3,110^th place)

Pointer, Jack (April 2019). "'You turn us on and we're there': Looking back at 50 years of news on WTOP". WTOP. p. April 1, 2019. Archived from the original on April 5, 2019. Retrieved April 29, 2019.

WFED (English Wikipedia)

ae5d.com (Global: low place; English: low place)

archive.org (Global: 6th place; English: 6th place)

dcrtv.com (Global: low place; English: low place)

fcc.gov (Global: 1,271st place; English: 703rd place)

enterpriseefiling.fcc.gov

federalnewsnetwork.com (Global: low place; English: low place)

federalnewsradio.com (Global: low place; English: low place)

hathitrust.org (Global: 441st place; English: 311th place)

babel.hathitrust.org

loc.gov (Global: 70th place; English: 63rd place)

chroniclingamerica.loc.gov

nhl.com (Global: 224th place; English: 150th place)

radio-info.com (Global: low place; English: low place)

radioink.com (Global: low place; English: low place)

radioinsight.com (Global: 3,559th place; English: 1,818th place)

radioworld.com (Global: low place; English: low place)

sbe37.org (Global: low place; English: low place)

tophour.com (Global: low place; English: low place)

washingtonpost.com (Global: 34th place; English: 27th place)

web.archive.org (Global: 1st place; English: 1st place)

worldradiohistory.com (Global: 316th place; English: 190th place)

wtop.com (Global: 5,544th place; English: 3,110th place)

archive.org (Global: 6^th place; English: 6^th place)

fcc.gov (Global: 1,271^st place; English: 703^rd place)

hathitrust.org (Global: 441^st place; English: 311^th place)

loc.gov (Global: 70^th place; English: 63^rd place)

nhl.com (Global: 224^th place; English: 150^th place)

radioinsight.com (Global: 3,559^th place; English: 1,818^th place)

washingtonpost.com (Global: 34^th place; English: 27^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

worldradiohistory.com (Global: 316^th place; English: 190^th place)

wtop.com (Global: 5,544^th place; English: 3,110^th place)