The 1973 St. Thomas Aquinas Parish (F-1973) Church (Barangay Santo Domingo) is under the Roman Catholic Diocese of Urdaneta and the Vicariate of Sacred Heart (Vicar Forane is Father Hurley John S. Solfelix).

Arango was its name as a barrio, Such a name derived from “inarang”, a name given to the fresh water shells which abound near the bank of the Agno river.

[12] Poverty incidence of Santo Tomas Source: Philippine Statistics Authority[13][14][15][16][17][18][19][20] The town's principal products are palay, yellow corn, coconut, tobacco, poultry and livestock.

On February 11, 2008, during first Corn Festival of the centennial celebration, Santo Tomas got the Guinness World Records certificate for longest barbecue (3,803.96 metres (12,480.2 ft)).

Tomas Street Dancers demonstrated their Guinness entry: “the biggest grill in the world”.