Central Office Exchange (NXX)

+1 (412) 648-XXXX

Serving Pittsburgh, Pennsylvania, Unites States • Carrier: Verizon Pennsylvania

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Looking for a specific 4-digit line in the +1 (412) 648 block? Enter the last 4 digits below to inspect caller data and spam reports immediately:

+1 (412) 648 -

Sample Active Numbers in this Prefix

Random representative sampling of telephone lines in the 1-412-648 block

412-648 0039
412-648 0141
412-648 0340
412-648 0439
412-648 0801
412-648 0857
412-648 1160
412-648 1988
412-648 2271
412-648 2324
412-648 2681
412-648 2784
412-648 3035
412-648 3133
412-648 3359
412-648 3593
412-648 4253
412-648 4526
412-648 4631
412-648 4927
412-648 5293
412-648 5444
412-648 5579
412-648 5982
412-648 6035
412-648 6409
412-648 6811
412-648 7013
412-648 7150
412-648 7284
412-648 7741
412-648 7864
412-648 8058
412-648 8248
412-648 8765
412-648 8967
412-648 9661
412-648 9819
412-648 9960
412-648 9968

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Telecommunication Guide for Exchange 412-648

Under the North American Numbering Plan (NANP), a standard 10-digit telephone number is organized as NPA-NXX-XXXX:

  • NPA (Numbering Plan Area): 412 identifies the geographic region within Pennsylvania.
  • NXX (Central Office Exchange): 648 identifies the local telephone exchange or switching office serving Pittsburgh, Pennsylvania.
  • XXXX (Subscriber Line Number): 10,000 distinct telephone lines (ranging from 0000 to 9999) are routed through this exchange.
How to Correctly Dial Numbers in this Prefix:
Call Origin Dialing Instructions Example
Local or Domestic (US/Canada) Dial 1 + 10-Digit Number 1 (412) 648-XXXX
Mobile / Wireless Devices Dial with international plus symbol +1 412 648 XXXX
International Callers Local exit code + 1 + Number 00 1 412 648 XXXX

Frequently Asked Questions

The registered service provider for this exchange is Verizon Pennsylvania. Note that individual line numbers may have been transferred to other providers via Local Number Portability (LNP).
Calls from this prefix could originate from local businesses, hospitals, friends, or automated dialers. If you received an unsolicited call from an unknown party in this exchange, enter the full 4 digits in our search box above to check for community scam or telemarketer reports.

Exchange Information

  • Country: Unites States (+1)
  • State: Pennsylvania
  • City / Area: Pittsburgh
  • Area Code: 412
  • Prefix (NXX): 648
  • Carrier: Verizon Pennsylvania
  • Type: Landline
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Area Code 412

Explore other central office exchanges and municipalities covered by area code 412.

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