312 phone numbers available to buy right now

Live inventory of Chicago, IL (312) numbers, pulled directly from our carrier network and last updated August 19, 2026 at 5:55 PM UTC. There is no per-number price or markup: every number below is included with a Phone2 plan from $7/month on annual billing, with calling, SMS, a team inbox, and mobile + desktop apps. Activation is instant.

(312) 273-9278VoiceSMSFax
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(312) 586-7418VoiceSMSFax
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(312) 906-7891VoiceSMSFax
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(312) 397-3472VoiceSMSFax
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(312) 561-3215VoiceSMSFax
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(312) 638-0407VoiceSMSFax
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(312) 579-0983VoiceSMSFax
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(312) 815-4631VoiceSMSFax
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(312) 530-0064VoiceSMSFax
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(312) 530-0789VoiceSMSFax
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(312) 736-7099VoiceSMSFax
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(312) 210-1411VoiceSMSFax
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(312) 530-0098VoiceSMSFax
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(312) 500-5948VoiceSMSFax
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(312) 638-0323VoiceSMSFax
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(312) 736-7096VoiceSMSFax
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(312) 736-7048VoiceSMSFax
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(312) 348-1967VoiceSMSFax
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(312) 767-1791VoiceSMSFax
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(312) 428-7733VoiceSMSFax
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(312) 675-8239VoiceSMSFax
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(312) 675-2922VoiceSMSFax
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(312) 579-0485VoiceSMSFax
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(312) 450-7726VoiceSMSFax
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(312) 340-6142VoiceSMSFax
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(312) 270-8621VoiceSMSFax
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(312) 766-7947VoiceSMSFax
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(312) 775-6944VoiceSMSFax
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(312) 847-0739VoiceSMSFax
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(312) 450-3852VoiceSMSFax
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Search all 312 numbers About the 312 area code

How buying a 312 number works

Pick any number above, or search the full 312 inventory.
Sign up for a Phone2 plan (from $7/month on annual billing). The number is included, with no one-time purchase fee.
Start calling and texting immediately from the mobile, desktop, or web app.

Unlike number marketplaces that sell 312 numbers for $99 or more one-time, Phone2 includes the number with the phone service itself. 30-day refund guarantee, and you can port the number out any time.