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119:. By the end of the 20th century, the available telephone number pool was depleting rapidly because of the increase in mobile devices, demand for telephone lines for computer equipment, FAX machines, and other services. In late 2000 it was announced that a new
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When the first nationwide numbering plan was implemented in 1947, despite its relatively low population, Iowa was divided into three numbering plan areas (NPAs), with each border line running roughly in north–south directions.
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and mixing of area codes within the same area. In the end, the administrative decision was to implement a geographic split, in which the northeastern portion of the numbering plan area, including
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However, overlays were still a relatively new concept at the time, and were met with considerable resistance due to the requirements for
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215:"Transition to 10-digit dialing (for 988 as 3-digit access to National Suicide Prevention Hotline)"
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Area code 319 was assigned to the eastern part, and stretched along the entire border with
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would be assigned to northeastern Iowa. Cell phone service providers advocated an
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Prior to
October 2021, area code 319 had telephone numbers assigned for the
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220:. North American Numbering Plan Administrator. January 8, 2021
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List of exchanges from AreaCodeDownload.com, 319 Area Code
181:. This area code was therefore scheduled to transition to
57:(NANP) for the southeastern and east-central parts of the
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Major cities in the numbering plan area (NPA) include
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was designated nationwide as a dialing code for the
451:Telecommunications-related introductions in 1947
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42:with the red area indicating area code 319
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175:National Suicide Prevention Lifeline
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441:Area codes in the United States
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55:North American Numbering Plan
243:NANPA area code map of Iowa
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16:Telephone area code in Iowa
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38:Numbering plan areas of
195:List of Iowa area codes
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185:by October 24, 2021.
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179:seven-digit dialing
167:central office code
446:Area codes in Iowa
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429:
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183:ten-digit dialing
132:ten-digit dialing
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49:is a telephone
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237:External links
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169:988. In 2020,
98:Mount Pleasant
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160:area code 563
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47:Area code 319
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402:area codes:
355:area codes:
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257:area codes:
222:. Retrieved
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125:overlay plan
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86:Fort Madison
78:Cedar Rapids
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158:, received
74:Cedar Falls
435:Categories
201:References
136:Bettendorf
70:Burlington
59:U.S. state
144:Davenport
113:Wisconsin
90:Iowa City
51:area code
400:Missouri
353:Illinois
224:March 9,
189:See also
156:Eldridge
117:Illinois
102:Waterloo
424:816/975
412:573/235
404:314/557
389:847/224
385:815/779
377:708/464
373:618/730
369:630/331
361:309/861
357:217/447
340:217/447
323:309/861
319:217/447
152:Dubuque
148:Decorah
140:Clinton
82:Oelwein
53:in the
100:, and
94:Keokuk
336:South
284:North
218:(PDF)
315:East
301:West
255:Iowa
226:2021
154:and
115:and
63:Iowa
40:Iowa
420:660
416:636
408:417
393:872
381:773
365:312
344:660
327:563
305:641
292:641
288:563
275:712
271:641
267:563
263:515
259:319
171:988
61:of
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