Telephone Number Directory
+1 (406) 991-2000
Located in Montana, United States • Carrier: Zayo Group LLC
Safety & Risk Assessment
Neutral / Clean
Community Threat Level
5% Spam Risk
No spam reports registered in community, FTC, or PhoneBlock logs
Number Specifications & Telecom Details
| Country |
(+1) United States
|
|---|---|
| State / Province | Montana |
| City / Town | Montana |
| Area Code | 406 |
| Central Office Exchange (Prefix) | 991 |
| Subscriber Line | 2000 |
| Telecom Carrier | Zayo Group LLC |
| Line Type | Landline |
Dialing Formats & International Standards
Standard E.164 International Format
+1 406 991 2000
Domestic National 10-Digit Format
(406) 991-2000
Dialing with International Call Prefix (IDD)
011 1 406 991 2000
Hyphenated Directory Format
1-406-991-2000
Community Caller Reports
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Nearby Phone Numbers in the 991 Exchange
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Nuisance Call Protection
- Never disclose financial info: Banks, courts, and government agencies will never ask for gift cards or wire transfers over the phone.
- Do Not Press Keys: Pressing "1" or "9" confirms to robocall dialers that your line is active.
- National Registry: Add your number to donotcall.gov to block legal telemarketing lists.
About Montana
Area code 406 and exchange 991 serve residents and businesses across Montana and surrounding communities in Montana.
Browse 406-991 Exchange
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