| Navaid Facility ID: | SOA |
| Official Navaid Facility ID: | SOA |
| Navaid Facility Type: | NDB |
| Navaid Name: | Sonora |
| City: | SONORA |
| State: | TEXAS |
| FAA Region: | |
| Latitude: | 30-34-54.501N (30.5818) |
| Longitude: | 100-38-48.960W (-100.6469) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | CITY OF SONORA |
| Operator: | CITY OF SONORA |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 4.7 E as of 6/8/2025 |
| ARTCC High Altitude ID (Name): | ZHU (HOUSTON) |
| ARTCC Low Altitude ID (Name): | ZHU (HOUSTON) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| SOA | NDB | NDB UNMONITORED. |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| SOA | NDB | SONORA NDB*TX, Pattern #: 1 |