Area Code 319
Waterloo, Iowa - Covers 495K phone records in our database
319
Waterloo
Iowa
495K
About Area Code 319
Area code 319 is a telephone area code serving Waterloo and surrounding areas in Iowa. Our database contains 495K phone records associated with this area code.
Area code 319 covers the following areas:
| City | State | Records |
|---|---|---|
| Waterloo | Iowa | 495K |
| Terre Haute | Indiana | 241 |
How to Use Area Code 319
To call a phone number with area code 319, dial 1-319-XXX-XXXX from within the United States. For international calls to this area code, dial your country's exit code followed by 1-319 and the 7-digit local number.
If you've received an unknown call from area code 319, you can use our reverse phone lookup tool to identify the caller.