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319-307

You are reviewing the Area Code (NPA/NXX) report for 319-307. Did you mean to search the SMS short code 319307?

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🇨🇦 DSN CSN Area Code Detected

The area code you entered, 319, overlaps with the DSN for the Canadian Switched Network (CSN), reflecting defense ties between the U.S. and Canada, but can also be part of civilian phone systems.

Raw Number319307
Basic Format319-307
NPA (Area Code)319
NXX307

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective DateBlock Available Date
319-307-0XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-1XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-2XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-3XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE03/24/2024
319-307-4XXX490JBOOST SUBSCRIBERCO L.L.C.DUNKERTONAS06/06/2023DUNKERTONIAWE11/15/2023
319-307-5XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-6XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-7XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAS01/24/2023DUNKERTONIAWE03/30/2023
319-307-8XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-9XXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAVDUNKERTONIAWE04/06/2023
319-307-XXXX9877LEVEL 3 COMMUNICATIONS, LLC - IADUNKERTONAS01/24/2023DUNKERTONIA

Reports

Anonymous User from Monticello, Iowa

January 16, 2026 at 1:38 PM

319-307-4327 reported as a Live Voice or Other. Received on January 16, 2026 at 10:40 AM.

Anonymous User from Burlington, Iowa

August 11, 2025 at 2:53 PM

319-307-7380 reported as a Live Voice or Other. Received on July 30, 2025 at 3:34 PM.

Anonymous User from Iowa City, IA

March 31, 2021 at 9:05 PM

None reported as a Abandoned Calls. Received on March 31, 2021 at 12:14 PM.
Unwanted call for unknown
Caller ID indicated they called from 319-307-1031
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

319-307-1XXX: 319-307-1000 | 319-307-1030 | 319-307-1035 | 319-307-1038 | 319-307-1050 |