248 Area Code Zip Codes – Troy, MI Location

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📞 248 Area Code — Quick Reference
📍 LocationTroy, Michigan
🕐 Time ZoneEastern (UTC-5/UTC-4)
🗓️ StatusActive — Geographic

The 248 prefix covers Troy and its surrounding communities in Michigan. Whether you received an unexpected call from this number or you’re trying to figure out where a 248 number is based, this guide covers the exact location, time zone, spam reputation, blocking instructions, and which cities fall under this code.

📍 Where Is the 248 Area Code Located?

The 248 area code is located in Michigan, primarily serving Troy and the surrounding region. It’s a standard geographic area code under the North American Numbering Plan (NANP). Keep in mind that mobile number portability means someone could carry a 248 number with them after moving — so the code tells you where the number was issued, not necessarily where the person is right now.

248 Area Code — Location Details
State/ProvinceMichigan (MI)
Major CityTroy
CountryUnited States (+1)
Time ZoneEastern (UTC-5/UTC-4)
TypeGeographic — Standard
NANPA StatusActive

🕐 248 Area Code Time Zone

The 248 area code operates in the Eastern Time Zone (UTC-5/UTC-4). Here’s how it compares to other US time zones:

Time ZoneDifference from 248
Eastern TimeSame time
Central Time-1 hour
Mountain Time-2 hours
Pacific Time-3 hours
💡 Calling Tip: Reach someone in the 248 area between 10 AM – 4 PM their local time for the best chance of an answer. Calls outside those hours are more likely to be screened or ignored.

🛡️ Is 248 Area Code Spam or Scam?

Seeing 248 on your caller ID doesn’t automatically mean spam — it’s a real area code used by many in Troy. But robocallers frequently disguise their actual numbers behind familiar area codes like 248. If a 248 call feels off, hang up and verify independently.

⚠️ Red Flag: If a 248 caller demands immediate payment via gift cards, wire transfer, or crypto — hang up. No legitimate organization uses these methods. Verify by calling the company’s official number directly.

How to verify: Don’t call back the number — look up the official number for whatever organization the caller claimed to represent and call that instead. Google the full 10-digit number in quotes to check if others have reported it as spam.

📵 How to Block 248 Spam Calls & Texts

Block on iPhone

  1. Open Phone → tap Recents
  2. Tap ⓘ next to the 248 spam number
  3. Scroll down → “Block this Caller”
  4. Silence all unknowns: Settings → Phone → Silence Unknown Callers → ON

Block on Android

  1. Open Phone → find the 248 number
  2. Tap ⋮ menu → “Block number”
  3. For broader blocking: Settings → Blocked numbers → Unknown toggle ON

Report Spam

  1. Forward spam texts to 7726 (SPAM)
  2. Report at reportfraud.ftc.gov
  3. Register at donotcall.gov or call 1-888-382-1222

🔍 Who Called from 248? Reverse Lookup

  1. Google the full 10-digit number in quotes — catches ~70% of unknown callers
  2. Check Whitepages.com or Truecaller.com
  3. Search 800notes.com for community reports
  4. No voicemail left? Almost certainly spam — legitimate callers leave messages
⚠️ One-Ring Scam: If a 248 number rings once and hangs up, do NOT call back. This scam connects you to a premium-rate line that charges your bill.

🔗 Nearby Area Codes

CodeLocationTime Zone
313Detroit, MichiganEastern
269Kalamazoo, MichiganEastern
734Ann Arbor, MichiganEastern
586Warren, MichiganEastern
616Grand Rapids, MichiganEastern

❓ 248 Area Code — FAQ

What state is 248 area code in?
The 248 area code is in Michigan, serving Troy and surrounding areas.
What city does 248 cover?
248 primarily covers Troy and nearby communities in Michigan.
Is 248 toll-free?
No. 248 is a geographic area code. Toll-free codes are 800, 833, 844, 855, 866, 877, 888.
What time zone is 248?
Eastern (UTC-5/UTC-4).
Is 248 a scam?
248 is legitimate — it serves real people in Troy. But scammers may spoof 248 numbers. Verify suspicious callers independently.
Why do I keep getting 248 calls?
Repeated 248 calls without a known contact are likely robocalls. Use your phone’s Silence Unknown Callers feature.
Can I get a 248 number remotely?
Yes — VoIP services like Google Voice offer 248 numbers regardless of where you live.
Is 248 cell or landline?
248 covers both. US area codes don’t distinguish between mobile and landline.
How do I block 248 calls?
iPhone: Settings → Phone → Silence Unknown Callers. Android: Phone → Settings → Blocked numbers. For area-code blocking, use Truecaller or RoboKiller.

🔗 Related Area Code Guides

Updated April 2026 · Data from NANPA & FCC · areacodess.org/