Iowa Phone Carrier & TCPA/DNC Compliance Data
Carrier mix, line types, and calling-compliance rules for Iowa, drawn from 981 analyzed IA phone numbers. Use it to bulk-validate and DNC-scrub Iowa calling lists before you dial.
TCPA & DNC calling rules in Iowa
- Permitted calling window: 8:00 AM – 9:00 PM local (federal TCPA baseline)
- State Do-Not-Call registry: No separate state list — the federal DNC registry applies.
- Federal baseline: TCPA prior-express-consent rules and the national DNC registry apply to Iowa outbound calling.
Informational only — not legal advice. Verify current federal and Iowa regulations before running any campaign.
Carrier mix in Iowa
The most common carriers across analyzed Iowa numbers:
| Carrier | Numbers analyzed |
|---|---|
| Verizon Wireless | 510 |
| U.S. Cellular | 252 |
| T-Mobile | 132 |
| AT&T | 78 |
| Bandwidth.com | 4 |
| Hawkeye Interconnect | 1 |
| Keystone Farmers Cooperative Telephone Company | 1 |
| Onvoy | 1 |
| Fibercom | 1 |
| Dish Wireless | 1 |
Line types in Iowa
Line-type distribution matters for compliance — wireless numbers carry stricter TCPA autodialer rules than landlines.
| Line type | Numbers analyzed |
|---|---|
| WIRELESS | 972 |
| CLEC | 7 |
| ILEC | 1 |
| PCS | 1 |
Top Iowa cities by number volume
| City | Numbers analyzed |
|---|---|
| Altoona | 200 |
| Hiawatha | 92 |
| Iowa City | 75 |
| Bettendorf | 61 |
| Dewar | 56 |
| Sioux City | 35 |
| Ames | 30 |
| Dubuque | 25 |
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