Highways in Guam are maintained by the Department of Public Works in the United States territory of Guam.

List

Number	Length (mi)	Length (km)	Southern or western terminus	Northern or eastern terminus	Local names	Formed	Removed	Notes
GH-1	21.04[2]	33.86	GH-2A in Sånta Rita-Sumai	GH-9 in Yigo	Marine Drive, Marine Corps Drive[3]	01941-01-01c. 1941[1]	current
GH-2	—	—	GH-4 in Humåtak	GH-2A at Naval Base Guam Gate 2 in Sånta Rita-Sumai		—	—
GH-2A	—	—	GH-2 in Sånta Rita-Sumai	GH-1 in Sånta Rita-Sumai		—	—
GH-3	—	—	GH-1 in Tamuning	GH-3A/GH-9 in Dededo		—	—
GH-3A	—	—	GH-3/GH-9 in Dededo	Ritidan Point		—	—
GH-4	—	—	GH-2 in Humåtak	GH-1 in Hagåtña		—	—
GH-4A	—	—	GH-4 in Talo'fo'fo	GH-17 in Talo'fo'fo		—	—
GH-5	—	—	GH-2A in Sånta Rita-Sumai	GH-12 in Sånta Rita-Sumai		—	—
GH-6	—	—	GH-1 in Piti	GH-1 in Asan-Maina		—	—
GH-7	—	—	GH-6 in Asan-Maina	West O'Brien Drive (to GH-4) in Hagåtña		—	—
GH-7A	—	—	GH-4 in Hagåtña	GH-8 in Hagåtña		—	—
GH-7B	—	—	GH-24A in Hagåtña	GH-4 in Hagåtña		—	—
GH-8	—	—	GH-1 in Hagåtña	T-intersection on the grounds of the US Naval Communication Station, Barrigada	Purple Heart Highway	—	—
GH-9	3.2	5.1	GH-3/GH-3A in Dededo	GH-1 at entrance to Andersen Air Force Base in Yigo		—	—
GH-10	—	—	GH-4 in Chalan Pago-Ordot	GH-8 in Barrigada		—	—
GH-10A	—	—	GH-1 in Tamuning	GH-16 in Barrigada		—	—	Provides access to Antonio B. Won Pat International Airport
GH-11	—	—	Access road to Cabras Island	GH-1 in Piti		—	—
GH-12	2.0	3.2	GH-2 in Hågat	GH-5 in Sånta Rita-Sumai		—	—
GH-14	—	—	GH-1 in Tamuning	GH-1 in Tamuning	Chalan San Antonio, Pale San Vitores Road	—	—
GH-14A	—	—	GH-14 in Tamuning	GH-1 in Tamuning	Tumon Bay Road	—	—
GH-14B	—	—	GH-14 in Tamuning	GH-1 in Tamuning	Ypao Road	—	—
GH-15	—	—	GH-4 in Chalan Pago-Ordot	Rear Gate at Andersen Air Force Base	Backroad, Backroad to Andersen[4]	—	—
GH-16	—	—	GH-8 in Barrigada	GH-1 at Tamuning–Dededo border	Army Drive	—	—
GH-17	—	—	GH-5 in Sånta Rita-Sumai	GH-4 in Yona	Cross Island Road	—	—
GH-18	1.4	2.3	Dead end on Drydock Island	GH-1 in Piti		—	—
GH-24A	—	—	Chalan Canton Tutujan in Sinajana	GH-7/GH-33 in Hagåtña		—	—
GH-26	—	—	GH-15 in Adacao	GH-1 in Dededo		—	—
GH-27	1.1	1.8	GH-16 in Dededo	GH-1 in Dededo	Harmon Loop Road, Hamburger Highway	—	—
GH-27A	2.0	3.2	GH-16 in Dededo	GH-28 in Dededo		—	—
GH-28	—	—	GH-1 in Dededo	GH-3 in Dededo		—	—
GH-29	—	—	GH-1 in Yigo	GH-15 in Yigo		—	—
GH-30	—	—	GH-1 in Tamuning	Guam Memorial Hospital	Gov. Carlos G. Camacho Road	—	—
GH-30A	—	—	GH-30 in Tamuning	GH-14 in Tamuning	Farenholt Avenue	—	—
GH-32	—	—	University of Guam	GH-10 in Mangilao		—	—
GH-33	—	—	GH-7A in Hagåtña	GH-8 in Mongmong-Toto-Maite	Sergeant Roy T. Damian Jr. Street, Kanada Toto Loop Road	—	—
GH-34	—	—	GH-1 in Dededo	Dededo		—	—