| Area Code 520 Details | |
|---|---|
| Country | United States |
| State/Province | Arizona |
| Major City | Phoenix |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | County | Phone Type | Status |
|---|---|---|---|
| 520-940 | Pima | Cell Number | Active |
| 520-954 | Pima | Cell Number | Active |
| 520-955 | Pima | Cell Number | Active |
| 520-971 | Maricopa | Cell Number | Active |
| 520-975 | Pima | Cell Number | Active |
| 520-977 | Maricopa | Cell Number | Active |
| 520-979 | Maricopa | Cell Number | Active |
| 520-980 | Santa Cruz | Cell Number | Active |
| 520-981 | Pima | Cell Number | Active |
| 520-982 | Maricopa | Cell Number | Active |
| 520-987 | Santa Cruz | Cell Number | Active |
| 520-988 | Santa Cruz | Cell Number | Active |
| 520-989 | Maricopa | Landline | Active |
| 520-990 | Maricopa | Cell Number | Active |
| 520-991 | Maricopa | Cell Number | Active |
| 520-993 | Pima | Cell Number | Active |
| 520-999 | Pima | Landline | Active |