Agusan del Sur will have two districts starting for the 15th Congress. Rodolfo Plaza, who is serving in his third consecutive term and is ineligible for reelection, is the last representative of Agusan del Sur's at-large district.
1st District
Rodolfo Plaza's sister, incumbent governor Maria Valentina, will run in this district.
Philippine House of Representatives election at Agusan del Sur's 1st district
With the Supreme Court nullifying the law that created the province still not yet final, elections proceeded to elect the province's representative. Incumbent Glenda Ecleo will not run in favor of her son Ruben Jr.
Philippine House of Representatives election at Dinagat Islands