National Football League, yomwe imadziwikanso kuti NFL, ndi American Football League. American Football League ndi yayikulu kwambiri. American Football Conference (AFC, American League) ndi National Football Conference ndi misonkhano iwiri yayikulu yopangidwa ndi magulu 32 a ligi (National Football Conference, yotchedwa NFC, National League). Magulu 16 ochokera ku federation iliyonse agawika m'magawo a East, South, West, ndi North. Gawo lililonse lili ndi magulu anayi.

Mwachidule, timazitcha ma jerseys a offset. "Koperani mtundu wa jersey" kumatanthauza kuti mawonekedwe ake amafanana ndi mtundu wa wosewerayo, koma nsalu, kukula, ndi mtundu wa zovala ndizosiyana kwambiri ndi mtundu wa wosewerayo, malinga ndi kumasulira kolunjika kwa Chingerezi. Nambala, chizindikiro cha gulu pa chikwama cha dzina la wosewerayo (ngati chilipo), bwalo pa chikwamacho (ngati chilipo), ndi chizindikiro cha Reebok zonse zimasindikizidwa pa nsalu yopyapyala kwambiri ya jersey ya offset. Mosiyana ndi mtundu wa wosewerayo, womwe ndi woyenera zida zodzitetezera, mtundu wa offset wosindikiza jersey ndi woyenera kuvala tsiku ndi tsiku.

Mtundu wa jeresi ya mafani umagawidwa m'magulu awiri: jeresi ya akuluakulu (ya akuluakulu), jeresi ya achinyamata (jeresi ya achinyamata), ndi jeresi ya akazi kuti igwirizane bwino ndi anthu osiyanasiyana (jeresi ya akazi). Mtundu wotchuka kwambiri komanso wokhazikika ndi wa akuluakulu. Jeresi ya achinyamata imabwera mu kukula kwa ana azaka zapakati pa 8 ndi 10, ndipo nambala ndi chizindikiro cha NFL ndizochepa. Mtundu wa ana ndi wosavuta komanso wosavuta kuposa mtundu wa akuluakulu. Mtundu wa jeresi ya akazi uli ndi chokongoletsa m'chiuno kuti chigwirizane bwino ndi thupi la mkazi. Sizifotokozedwa mozama.