319 Area Code
Covers Cedar Rapids and nearby communities in Iowa.
(319) 555-0142Area code 319 map
Interactive coverage map for area code 319, centered on Cedar Rapids, Iowa
42.0083, -91.6441
Open in OpenStreetMapArea code 319 coverage map — centered on Cedar Rapids. Shaded area shows the approximate reach around the primary city.
319 is the area code for Cedar Rapids and the surrounding part of Iowa. It reaches roughly 309,000 people across places such as Cedar Rapids, Iowa City, Waterloo, Cedar Falls and more. The region observes Central time, so a number like (319) 555-0142 is on that clock right now. On the ground it spans Linn, Johnson, Black Hawk and nearby counties. It is not currently paired with an overlay code. Local calls inside the 319 area can generally be placed with ten digits, and you do not need a leading 1 for domestic calls. Keep reading for the current local time in Cedar Rapids, a map of the 319 coverage area, the places it reaches, nearby and overlay codes, and how to tell a real 319 call from a scam.
Cities covered by 319
Cities & neighborhoods
- Cedar Rapids
- Iowa City
- Waterloo
- Cedar Falls
- Burlington
- Marion
Nearby & overlay area codes
Overlay codes (same area)
These share 319’s geography — a number in either code can be on the same street.
319 has no overlay code right now.
Neighboring codes
Codes for adjacent regions and metros.
Is a call from 319 a scam?
Area code 319 serves Cedar Rapids and the surrounding area, so most calls are ordinary local and business traffic. As everywhere, spam and robocalls do use 319 numbers, frequently by spoofing a local-looking caller ID to boost pickup rates. The area code itself tells you nothing about who is really calling, so judge the call by what's said, not the number.
Red flags to watch for
- Pressure to act right now, or threats of arrest, fines, or service being cut off.
- Requests to pay with gift cards, wire transfer, crypto, or a payment app.
- Asking for passwords, one-time codes, your SSN, or full card/bank numbers.
- A robocall or recording, or a number that won’t let you call back.
When unsure, hang up and call the organization back on a number you look up yourself.
Calling a 319 number from abroad
Every 319 number is a US/Canada +1 number. From a mobile anywhere, the simplest approach is to dial it in international format:
+1 319 555-0142If your phone can’t dial the +, replace it with your country’s exit code, then 1, then the number:
- UK, Germany, France & most of Europe
00 1 319 555-0142 - Australia
0011 1 319 555-0142 - Japan
010 1 319 555-0142 - Mexico
00 1 319 555-0142
Within the US and Canada you don’t need any of this — just dial the ten digits 319 555-0142.
Reverse phone lookup
Check any US or Canada number to see whether it's a working line, which carrier it sits on, whether it's mobile, landline or VoIP, and roughly where it's registered.
Shows carrier, line type and location. Owner name isn't available here.
Results are for personal, informational use only and may not be used for employment, credit, housing or tenant-screening decisions.
Area code 319: frequently asked questions
Where is the 319 area code located?
The 319 area code is located in Iowa, centered on Cedar Rapids. It covers Linn, Johnson, Black Hawk, Des Moines and nearby communities including Cedar Rapids, Iowa City, Waterloo, Cedar Falls, Burlington, Marion.
What time zone is 319 in?
Area code 319 is in the Central time zone (UTC-6 (CST) / UTC-5 (CDT)). You can see the exact current local time for Cedar Rapids on the live clock above.
What cities use area code 319?
Cities and areas that use 319 include Cedar Rapids, Iowa City, Waterloo, Cedar Falls, Burlington, Marion. Its primary city is Cedar Rapids, IA.
Do I need to dial 1 before 319?
You generally do not need to dial a leading 1 for domestic calls to 319. Ten-digit dialing (the 319 code plus the seven-digit number) is the safest habit.
Is 319 a toll-free or scam number?
No — 319 is a normal geographic area code for Cedar Rapids, not a toll-free code (toll-free codes are 800, 833, 844, 855, 866, 877 and 888). A 319 number is not inherently a scam, but the code can be spoofed. See the spam-call section above for how to tell.
What are the overlay area codes for 319?
Area code 319 does not currently have an overlay code; it is not layered on top of another code in the same area.