Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

WTTO

WTTO (channel 21) is a television station licensed to Homewood, Alabama, United States, serving the Birmingham area as an affiliate of The CW. It is owned by Sinclair Broadcast Group alongside ABC affiliate WBMA-LD (channel 58, branded as ABC 33/40) and WABM (channel 68), an independent station with MyNetworkTV. The stations share studios at the…

History & Measurement

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around WTTO. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Founded
November 6, 1979
Owner
Sinclair Broadcast Group · (WTTO Licensee, LLC)
Affiliations
21.1: The CW → Independent (eff. September 1, 2026) · for others, see § Subchannels
Branding
CW 21
Call sign meaning
Wonderful Television Twenty-One
Channels
Digital: 21 (UHF) · Virtual: 21

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Sports programming

Newscasts

Technical information

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

WTTO

Nodes141
Edges140
Triples169
Avg. degree1.99
Density0.014184
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

WTTO

Top relations

related to Disaffiliation from Fox and eventual switch to The WB · 39
WTTO → ABC, Alabama, Although WTTO, Argyle Television Holdings, As, Austin, Birmingham, CBS, Citicasters, Dallas, FCC, Fort Worth, Fox, Fox Television Stations, Great American, Great American Communications, High Point, July, Kansas City, KDFW
related to CW affiliation · 34
WTTO → Alabama, Birmingham, CBS Corporation, Cunningham, Cunningham Broadcasting, Cunningham's, CW, David Smith, December, Entertainment, FCC, Fox, Glencairn, However, In, Julian Sinclair Smith, Ltd, MyNetworkTV, On January, On May
related to Early years · 21
WTTO → Alabama, Anniston, April, Associated Resources, Birmingham, Birmingham's, Buck Rogers, Byron Lasky, Century, Chapmans, During, Goldencrest, In, Lasky, Mobile, Satellite Television, The, The Chapman, TV, With
related to Analog-to-digital conversion · 14
WTTO → As, Broadcasters, Congress, February, June, March, National Association, On February, SAFER Act, Sinclair Broadcast Group, UHF, WABM, WDBB, WTTO's
related to Newscasts · 14
WTTO → Beacon Parkway, Beaver Dam Road, Birmingham, Hunt Valley, In, Maryland, News Central, September, Sinclair, Sinclair's, Sinclair-owned, The, The Point, WB21 News
related to Sports programming · 11
WTTO → ACC, ACC Network, Atlantic Coast Conference, ESPN, ESPN Regional Television's SEC, In August, In September, Network, SEC, Southeastern Conference, WTTO/WDBB
related to Outsourcing to WIAT · 10
WTTO → CBS, Fox, March, News Central, October, September, The WB21 News, The WIAT-produced, WBRC's, WIAT
Former affiliations · 4
WTTO → Fox (1990–1996), Fox Kids (secondary, 1996–1999), Independent (1982–1990, 1996–1997), The WB (1997–2006)
Affiliations · 2
WTTO → 21.1: The CW → Independent (eff. September 1, 2026), for others, see § Subchannels
Channels · 2
WTTO → Digital: 21 (UHF), Virtual: 21

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

station wdbb birmingham stations television fox alabama sinclair would affiliate channel one network programming group time agreement fcc also new

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
WTTOAffiliations21.1: The CW → Independent (eff. September 1, 2026)1.00infobox
WTTOAffiliationsfor others, see § Subchannels1.00infobox
WTTOBrandingCW 211.00infobox
WTTOCall sign meaningWonderful Television Twenty-One1.00infobox
WTTOChannelsDigital: 21 (UHF)1.00infobox
WTTOChannelsVirtual: 211.00infobox
WTTOCityHomewood, Alabama1.00infobox
WTTOERP1,000 kW1.00infobox
WTTOFacility ID741381.00infobox
WTTOFirst air dateApril 21, 1982 (1982-04-21)1.00infobox
WTTOFormer affiliationsIndependent (1982–1990, 1996–1997)1.00infobox
WTTOFormer affiliationsFox (1990–1996)1.00infobox
WTTOFormer affiliationsFox Kids (secondary, 1996–1999)1.00infobox
WTTOFormer affiliationsThe WB (1997–2006)1.00infobox
WTTOFormer channel numbersAnalog: 21 (UHF, 1982–2009)1.00infobox
WTTOFormer channel numbersDigital: 28 (UHF, until 2020)1.00infobox
WTTOFoundedNovember 6, 19791.00infobox
WTTOHAAT422 m (1,385 ft)1.00infobox
WTTOLicensing authorityFCC1.00infobox
WTTOOwnerSinclair Broadcast Group1.00infobox
WTTOOwner(WTTO Licensee, LLC)1.00infobox
WTTOPublic license informationPublic file1.00infobox
WTTOPublic license informationLMS1.00infobox
WTTOSister stationsWABM, WBMA-LD1.00infobox
WTTOTransmitter coordinates.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-pars…1.00infobox
WTTOWebsitewtto21.com1.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.