906 area code
Marquette area, Eastern and Central Time.Area code 906 covers Marquette, Iron Mountain, Escanaba and 90 more places in Michigan, on Eastern and Central Time.
Right now in Michigan
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer) · Central Time (CST, UTC-6; CDT, UTC-5 in summer)
Calling hours: Every day, 9 AM to 9 PM (Michigan law)
Small talk
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Where 906 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 906 has 93. Each one's share is how many 906 numbers start there.
- Marquette11%
- Iron Mountain4%
- Escanaba4%
- Houghton4%
- Sault Ste. Marie4%
- Menominee3%
Also: Ironwood, Iron River, Ishpeming, Manistique, St. Ignace, Calumet, Cedarville, Crystal Falls, Newberry, Powers, Rudyard, Stephenson + 75 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call a 906 number?
Sales calls to homes and cell phones have legal hours, set by Michigan law. Hold every 906 number to them, since you can't tell a work line from a personal cell.
What applies to 906Every day, 9 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
- Michigan lawEvery day, 9 AM to 9 PMIn a harassment statute that needs intent to annoy.MCL 750.540e(1)(f) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
The 906 area code
906 went into service on March 19, 1961. Local calls take all 10 digits.
- 1961906 starts
Source: NANPA area code database
Calling a list of 906 numbers?
Paste it into the free phone number validator. It checks every number, finds each one's time zone and sorts the list by who you can call right now.
906 area code FAQ
What area code is 906?
906 is a Michigan area code for Marquette, Iron Mountain, Escanaba, Houghton and 89 more places.
What time zone is the 906 area code in?
It spans two: Eastern Time (EST, UTC-5; EDT, UTC-4 in summer) and Central Time (CST, UTC-6; CDT, UTC-5 in summer). A 906 number can be on either clock.
What are the calling hours for 906 numbers?
Every day, 9 AM to 9 PM, local time, under Michigan law.
When did the 906 area code start?
On March 19, 1961.
Calling 906 numbers? Reach more of them.
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