Sorsogon Diversion Road
Salvador H. Escudero III Diversion Road
Route information
Maintained by Department of Public Works and Highways – Sorsogon 1st District Engineering Office
Length7.445 km[1] (4.626 mi)
Major junctions
West end AH 26 (N1) (Maharlika Highway)
Major intersections
  • N644 (Bacon–Manito Road)
East end AH 26 (N1) (Maharlika Highway)
Major citiesSorsogon City
Highway system
  • Roads in the Philippines
N642 N644

Sorsogon Diversion Road, officially known as Salvador H. Escudero III Diversion Road,[1][2] is a 7.4-kilometer (4.6 mi), national secondary road in the city of Sorsogon of the Sorsogon province in the Philippines.[3] Its official name, enacted in 2018, derives from Salvador Escudero III, who served as the province's 1st district representative and the country's agriculture secretary.[2]

The entire road is designated as National Route 643 (N643) of the Philippine highway network.

Route description

Like most of the diversion roads in the country, the road bypasses the city proper of Sorsogon as an alternate route of Maharlika Highway, which goes straight to the city proper.

Notable buildings

From the west:


The entire route is located in Sorsogon City. Intersections are numbered by kilometre post, with the Rizal Park in Manila designated as kilometer 0

577.386358.771 AH 26 (N1) (Maharlika Highway) – Manila, Legazpi, Naga, LucenaWestern terminus.
N644 (Bacon–Manito Road) – Manito, Prieto Diaz, Sorsogon City Proper
584.445363.157 AH 26 (N1) (Maharlika Highway) – Matnog, Casiguran, Juban, IrosinEastern terminus.
1.000 mi = 1.609 km; 1.000 km = 0.621 mi


  1. ^ a b "Road and Bridge Inventory". Department of Public Works and Highways. Retrieved June 27, 2023.
  2. ^ a b Republic Act No. 11043 (29 June 2018), "An Act Naming the Diversion Road in Sorsogon City, Province of Sorsogon as Salvador H. Escudero III Diversion Road", The Lawphil Project - Arellano Law Foundation, Inc.
  3. ^ "Sorsogon 1st". Department of Public Works and Highways. Retrieved 9 October 2018.
  4. ^ "Sorsogon City Government Center". Mohri & P.A. Associates, INC. Retrieved 25 September 2017.