Guam | Area code 671 | Common abbreviation unknown | Last updated 25-4-2009 | |||
| Road class | Syntax explanation | Administrative subordination | Sub classes | Zones | System | Remarks |
| Guam highway | [0-9]<1-2>{[AB]} | national | 1-d | |||
| 2-d | sequential | |||||
| General description:
Highway 1 is the main north-south route on the island. Other 1-d numbers are for main roads and 2-d numbers are other roads. The highest known number is 33.
Note that Guam is a territory (unincorporated insular area) of the United States. | ||||||
| Road signs: Green with white text | ||||||
| History: no information available | ||||||
Sources and links: various maps and websites
Official sites: Other links: | ||||||