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Sent TeamMar 8, 2026 / area code / Article

Area Code 319: Key Cities, Coverage, and Telecom Insights in Iowa

Explore Iowa's area code 319, serving east-central/southeastern regions. Understand its coverage including Cedar Rapids, Iowa City & Waterloo. Established in 1947, learn about the transition to ten-digit dialing in 2021 and its original implementation under NANP. Discover key telecom insights.

Frequently Asked Questions

What major cities does area code 319 cover in Iowa?

When was area code 319 established in Iowa?

Why did Iowa transition to ten-digit dialing for area code 319?

What area code was created from area code 319 due to number exhaustion?

What are the main telecommunication carriers servicing area code 319?

Which regulatory body oversees area code 319 in Iowa?

Where can I find more information about the history of area code 319 in Iowa?

What is the North American Numbering Plan (NANP), and how does it relate to area code 319?

What type of area code is 319, and what state does it belong to?

When did area code 319 implement mandatory 10-digit dialing?

What part of Iowa does area code 319 cover geographically?

What cities are in area code 319 Iowa?

When did area code 319 start in Iowa?

How to dial area code 319 after 2021 update?

What is the area code 319 regulatory body?

Why does Iowa have area code 563?

What major carriers service area code 319?

What is the geographic coverage of area code 319?

What is the NPA for eastern Iowa cities?

When should I use 10-digit dialing for 319?

Can I still dial 7 digits in area code 319?