PSGC: 160000000
ISO: 13
Regional Centre: Butuan City
Congressional Districts: 8
Provinces: 5
Cities: 6
Municipalities: 67
Barangays: 1,310
February 23, 1995: Region XIII (Caraga) created from Agusan del Norte, Agusan del Sur and Surigao del Norte from Region X (Northern Mindanao), and Surigao del Sur from Region XI (Southern Mindanao) with Butuan City as the regional centre by Republic Act No. 7901.
PSGC: 160200000
ISO: AGN
Province Capital: Cabadbaran, City of
Area Code: 85
Congressional Districts: 2
Cities: 2
Municipalities: 10
Barangays: 252
1860: Butuan became a district of Surigao.
May 15, 1901: Butuan became a sub-province of Surigao.
August 1911: Agusan province created by Act No. 1693.
March 10, 1917: Province established by Act No. 2711.
June 17, 1967: Agusan del Norte province created from Agusan by Republic Act No. 4979.
PSGC: 160300000
ISO: AGS
Province Capital: Prosperidad
Area Code: 85
Congressional Districts: 1
Cities: 1
Municipalities: 13
Barangays: 314
June 17, 1967: Agusan del Sur province created from Agusan by Republic Act No. 4979.
PSGC: 168500000
ISO: -
Province Capital: San Jose
Area Code: 86
Congressional Districts: 1
Cities: 0
Municipalities: 7
Barangays: 100
December 2, 2006: Dinagat Islands province created from Surigao del Norte by Republic Act No. 9355.
PSGC: 166700000
ISO: SUN
Province Capital: Surigao City
Area Code: 86
Congressional Districts: 2
Cities: 1
Municipalities: 20
Barangays: 335
1848/1849: Surigao province created from Caraga.
1860: Surigao became a district.
May 15, 1901: Surigao province created from the Military Department of Mindanao and Jolo.
March 10, 1917: Province established by Act No. 2711.
June 19, 1960: Surigao del Norte province created from Surigao by Republic Act No. 2786.
* Prior to the creation of the Dinagat Islands province. It is highly probable that the legislative districts have been realigned since.
PSGC: 166800000
ISO: SUR
Province Capital: Tandag, City of
Area Code: 86
Congressional Districts: 2
Cities: 2
Municipalities: 17
Barangays: 309
1609: Caraga province created.
1860: Became part of the Surigao district.
June 19, 1960: Surigao del Sur province created from Surigao by Republic Act No. 2786.