| 96910 Agana | 671 | Guam County | Guam (GU) |
| 96932 Agana | 671 | Guam County | Guam (GU) |
| 96910 Agana Heights | 671 | Guam County | Guam (GU) |
| 96919 Agana Heights | 671 | Guam County | Guam (GU) |
| 96928 Agat | 671 | Guam County | Guam (GU) |
| 96910 Asan | 671 | Guam County | Guam (GU) |
| 96913 Barrigada | 671 | Guam County | Guam (GU) |
| 96921 Barrigada | 671 | Guam County | Guam (GU) |
| 96929 Barrigada | 671 | Guam County | Guam (GU) |
| 96910 Chalan Pago | 671 | Guam County | Guam (GU) |
| 96912 Dededo | 671 | Guam County | Guam (GU) |
| 96929 Dededo | 671 | Guam County | Guam (GU) |
| 96910 Hagatna | 671 | Guam County | Guam (GU) |
| 96932 Hagatna | 671 | Guam County | Guam (GU) |
| 96913 Harmon | 671 | Guam County | Guam (GU) |
| 96915 Inarajan | 671 | Guam County | Guam (GU) |
| 96917 Inarajan | 671 | Guam County | Guam (GU) |
| 96913 Mangilao | 671 | Guam County | Guam (GU) |
| 96923 Mangilao | 671 | Guam County | Guam (GU) |
| 96915 Merizo | 671 | Guam County | Guam (GU) |
| 96916 Merizo | 671 | Guam County | Guam (GU) |
| 96910 Mongmong | 671 | Guam County | Guam (GU) |
| 96910 Ordot | 671 | Guam County | Guam (GU) |
| 96915 Piti | 671 | Guam County | Guam (GU) |
| 96915 Santa Rita | 671 | Guam County | Guam (GU) |
| 96910 Sinajana | 671 | Guam County | Guam (GU) |
| 96915 Talofofo | 671 | Guam County | Guam (GU) |
| 96913 Tamuning | 671 | Guam County | Guam (GU) |
| 96931 Tamuning | 671 | Guam County | Guam (GU) |
| 96913 Tiyan | 671 | Guam County | Guam (GU) |
| 96913 Tumon | 671 | Guam County | Guam (GU) |
| 96915 Umatac | 671 | Guam County | Guam (GU) |
| 96929 Yigo | 671 | Guam County | Guam (GU) |
| 96915 Yona | 671 | Guam County | Guam (GU) |