Area code 712
Get a 712 phone number
To get a 712 phone number, pick an available 712 number below and sign up for AvoCall. Your new number works for calls and texts on the phone you already own over WiFi or data. Current web pricing is verified at checkout. No second SIM and no new device are required.
- Location
- Sioux City, IA, Iowa
- Time zone
- Central (GMT -6)
The 712 area code covers Sioux City, IA and nearby Iowa communities.
Top 20 712 numbers available right now
Pulled live from our carrier network. Last updated: August 26, 2026 at 9:56 PM UTC.
Every number requires an AvoCall plan. Current web pricing is verified at checkout, and number availability changes often.
About the 712 area code
The Sioux City area is the base for area code 712 in Iowa, which also serves Council Bluffs, Spencer, Le Mars, and Storm Lake. The entire territory keeps Central time.
712 is one of the area codes placed into service in 1947, the first year such codes were assigned. It has kept its original footprint ever since, with no splits and no overlay sharing its ground.
Dialing note: 712 has been in service since 1947, making it one of the original North American area codes.
Numbering details on this page (service dates and overlay status) are checked against the NANPA numbering registry. Registry data as of 07/16/2026.
712 phone number FAQ
- How do I get a 712 phone number?
- Pick an available 712 number and sign up for AvoCall. Your new Sioux City, IA number works for calls and texts on your existing phone over WiFi or data. Current web pricing is verified at checkout. There is no second SIM and no new device.
- Where is the 712 area code?
- It serves Sioux City, IA and nearby cities in Iowa, including Spencer, Le Mars, Sioux City.
- Can I receive verification codes on a 712 number?
- AvoCall 712 numbers support calling and messaging. Verification-text compatibility varies by sender; short-code and 2FA delivery is not guaranteed.