Cedar Rapids, Iowa · CST/CDT (UTC-6) · United States
Cedar Rapids, Iowa City, Waterloo — eastern Iowa
Eastern Iowa. Iowa City is home to the University of Iowa.
Dial 1 + 319 + 7-digit number for calls from outside the area. Local calls within the same area code may use 7-digit dialing where available.
From outside United States: dial your country's exit code + 1 + 319 + number. From most countries, the format is +1-319-XXX-XXXX.
Area code 319 is in CST/CDT (UTC-6). Business hours are typically 9:00 AM – 5:00 PM local time. Remember that clocks shift during DST (March–November).
While (319) is a legitimate area code, scammers can spoof any number. Never share personal info with unknown callers. Verify by calling the organization directly.
Area code data sourced from NANPA. Timezone data from IANA Time Zone Database. Last updated March 2026.