{"data":{"id":"us/15-cfr-appendix-b-to-part-946","jurisdiction":"us","citation":"15 CFR Appendix B to Part 946","heading":"Appendix B to Part 946—Airport Tables","body":"“A” Level Service Airports:\n*Akron, OH CAK\n*Albany, NY ALB\n*Atlanta, GA ATL\n*Baltimore, MD BWI\n*Boston, MA BOS\nCharlotte, NC CLT\n*Chicago-O'Hare (AV), IL ORD\nCincinnati, OH CVG\nColumbus, OH CMH\n*Dayton, OH DAY\n*Des Moines, IA DSM\n*Detroit, MI DTW\n*Fairbanks, AK FAI\n*Fresno, CA FAT\n*Greensboro, NC GSO\n*Hartford, CT BDL\nIndianapolis, IN IND\n*Kansas City, MO MCI\n*Lansing, MI LAN\nLas Vegas, NV LAS\nLos Angeles (AV), CA LAX\n*Louisville, KY SDF\n*Milwaukee, WI MKE\n*Minneapolis, MN MSP\n*Newark, NJ EWR\n*Oklahoma City, OK OKC\nPhoenix, AZ PHX\n*Portland, OR PDX\n*Providence, RI PVD\n*Raleigh, NC RDU\n*Richmoind, VA RIC\n*Rochester, NY ROC\n*Rockford, IL RFD\n*San Antonio, TX SAT\nSan Diego, CA SAN\n*San Francisco, CA SFO\n*Spokane, WA GEG\n*Syracuse, NY SYR\nTallahassee, FL TUL\nTulsa, OK TUL\n“B” Level Service Airports:\n*Baton Rouge, LA BTR\n*Billings, MT BIL\n*Charleston, WV CRW\n*Chattanooga, TN CHA\nColorado Springs, CO COS\nDaytona Beach, FL DAB\nEl Paso, TX ELP\nFlint, MI FNT\nFort Wayne, IN FWA\nHonolulu, HI HNL\n*Huntsville, AL HSV\n*Knoxville, TN TYS\n*Lincoln, NE LNK\nLubbock, TX LBB\n*Madison, WI MSN\n*Moline, IL MLI\n*Montgomery, AL MGM\n*Muskegon, MI MKG\n*Norfolk, VA ORF\nPeoria, IL PIA\n*Savannah, GA SAV\n*South Bend, IN SBN\nTucson, AZ TUS\n*West Palm Beach, FL PBI\n*Youngstown, OH YNG\n“C” Level Service Airports:\nAbilene, TX ABI\nAllentown, PA ABE\nAsheville, NC AVL\nAthens, GA AHN\nAtlantic City, NJ ACY\nAugusta, GA AGS\nAustin, TX AUS\nBakersfield, CA BFL\nBridgeport, CT BDR\nBristol, TN TRI\nCasper, WY CPR\nColumbia, MO COU\nColumbus, GA CSG\nDubuque, IA DBQ\nElkins, WV EKN\nErie, PA ERI\nEugene, OR EUG\nEvansville, IN EVV\nFargo, ND FAR\nFort Smith, AR FSM\nGrand Island, NE GRI\nHelena, MT HLN\nHuntington, WV HTS\nHuron, SD HON\nKahului, HI OGG\nKey West, FL EYW\nLewiston, ID LWS\nLexington, KY LEX\nLynchburg, VA LYH\nMacon, GA MCN\nMansfield, OH MFD\nMeridian, MS MEI\nOlympia, WA OLM\nPort Arthur, TX BPT\nPortland, ME PWM\nRapid City, SD RAP\nRedding, CA RDD\nReno, NV RNO\nRoanoke, VA ROA\nRochester, MN RST\nSalem, OR SLE\nSanta Maria, CA SMX\nSioux City, IA SUX\nSpringfield, IL SPI\nStockton, CA SCK\nToledo, OH TOL\nWaco, TX ACT\nWaterloo, IA ALO\nWilkes-Barre, PA AVP\nWilliamsport, PA IPT\nWilmington, DE ILG\nWorcester, MA ORH\nYakima, WA YKM\n“D” Level Service Airports:\nAlamosa, CO ALS\nAlpena, MI APN\nAstoria, OR AST\nBeckley, WV BKW\nCaribou, ME CAR\nConcordia, KS CNK\nConcord, NH CON\nEly, NV ELY\nHavre, MT HVR\nHomer, AK HOM\nHoughton Lake, MI HTL\nInternational Falls, MN INL\nKalispell, MT FCA\nLander, WY LND\nNorfolk, NE OFK\nSault Ste. Marie, MI SSM\nScottsbluff, NE BFF\nSheridan, WY SHR\nSt. Cloud, MN STC\nTupelo, MS TUP\nValentine, NE VTN\nVictoria, TX VCT\nWichita, Falls, TX SPS\nWilliston, ND ISN\nWinnemucca, NV WMC\n* Long-line RVR designated site.","path":["Title 15—Commerce and Foreign Trade","Subtitle B—Regulations Relating to Commerce and Foreign Trade","CHAPTER IX—NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION, DEPARTMENT OF COMMERCE","SUBCHAPTER C—REGULATIONS OF THE NATIONAL WEATHER SERVICE","PART 946—MODERNIZATION OF THE NATIONAL WEATHER SERVICE"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-15.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:24Z","sha256":"33f0702078e9fcf1dbe0252382f1005d77258983beec046d7cbbea8c5dd46c4b","source_id":"us-cfr","stale":true,"prev":"us/15-cfr-appendix-a-to-part-946","next":"us/15-cfr-950.1"},"notice":"GroundRules: Original legal text. Not legal advice."}