I saw the following 44 aircraft at DFW on Thursday, May 20, 2021:
N122DU A220-100 Delta Air Lines
N129DU A220-100 Delta Air Lines
N139AN A321-231(WL) American Airlines
N198UW A321-231 American Airlines
N200NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N202NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N213NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N226NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N266NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N273NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N278NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N286NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N291NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N292NN ERJ-175-LR (ERJ-170-200 LR) American Eagle
N300LK ERJ-175-LR (ERJ-170-200 LR) American Eagle
N303DU A220-300 Delta Air Lines
N315UP 767-34AF(ER) (WL) United Parcel Service (UPS
N342PM 737-800(WL) American Airlines
N385DZ A321-211(WL) Delta Air Lines
N525AS 737-890(WL) Alaska Airlines
N659AW A320-232 American Airlines
N662AW A320-232 American Airlines
N721YX ERJ-175-LR (ERJ-170-200 LR) United Express
N744EV CRJ-701 American Eagle
N752US A319-112 American Airlines
N755AN 777-223(ER) American Airlines
N767UW A319-112 American Airlines
N770SK CRJ-701-ER Delta Connection
N807AA 787-8 Dreamliner American Airlines
N813AW A319-132 American Airlines
N816AA 787-8 Dreamliner American Airlines
N822NN 737-823(WL) American Airlines
N824UA A319-131 United Airlines
N826AW A319-132 American Airlines
N883NN 737-823(WL) American Airlines
N892NN 737-823(WL) American Airlines
N905JH ERJ-145-LR American Eagle
N933NN 737-823(WL) American Airlines
N935LR CRJ-900-ER Mesa Airlines
N938LR CRJ-900-ER Mesa Airlines
N976NN 737-823(WL) American Airlines
N977NN 737-823(WL) American Airlines
N981AN 737-823(WL) American Airlines
N987NN 737-823(WL) American Airlines