arbor michigan area see washtenaw technical middle college . wtmc city wilmington delaware frequency 1380 am khz first air date 1964 format traffic power 520 watts day 14 watts night owner delaware department of transportation website wtmc website wtmc 1380 am is a traffic advisory radio station a service of the delaware department of transportation deldot broadcasting in wilmington delaware . there are signs posted around the wilmington area advising motorists to tune to this station for any traffic advisories . one such sign exists on u.s. route 202 upon entry into delaware from pennsylvania . the service was started in 2000 when deldot purchased the license . wtmc is licensed as a conventional broadcasting station not a travelers information station although the state has added synchronized repeater stations downstate on 1380 which are har tis stations in an effort to extend the station s coverage . the har tis stations were provided by information station specialists and comprise the largest network of har tis stations in the country and the only one whose cardinal location is a former broadcast station wams 1380 . as of 2013 additional synchronized tis har repeaters are being added to the network . the 1380 frequency had been used in wilmington by wams which was founded in 1947 and operated until 1986 much of the time with a top 40 format . external links edit old radio wilmington de 5 tower array delaware dot purchases am radio license official website query the fcc s am station database for wtmc radio locator information on wtmc query nielsen audio s am station database for wtmc v t e radio stations in the wilmington delaware market by am frequency 1150 1290 1380 1450 1510 by fm frequency 89.1 91.3 91.7 93.7 99.5 101.7 103.7 107.7 by callsign wdel wdel fm wfai wilm wjbr fm wmph wrti wstw wtmc wvud wwtx wxcy wxhl fm defunct wnwk 1260 philadelphia metro markets allentown monmouth ocean reading trenton wilmington delaware radio markets wilmington salisbury ocean city md other delaware radio regions dover see also list of radio stations in delaware coordinates 39 48 12 n 75 37 42 w 39.80333 n 75.62833 w 39.80333 ; 75.62833 this article about a radio station in delaware is a stub . you can help wikipedia by expanding it . v t e retrieved from https en.wikipedia.org w index.php title wtmc & oldid 675514731 categories radio stations in delawarenews and talk radio stations in the united statesradio stations established in 1964northeastern united states radio station stubsdelaware stubshidden categories coordinates on wikidataall stub articles navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 11 august 2015 at 01 57 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view