Central Office Exchange (NXX)

+1 (803) 583-XXXX

Serving Columbia, South Carolina, United States • Carrier: Time Warner Cble Info Svc (sc) DBA Time Warner Cbl

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Looking for a specific 4-digit line in the +1 (803) 583 block? Enter the last 4 digits below to inspect caller data and spam reports immediately:

+1 (803) 583 -

Sample Active Numbers in this Prefix

Random representative sampling of telephone lines in the 1-803-583 block

803-583 0574
803-583 0615
803-583 0616
803-583 0675
803-583 1050
803-583 1170
803-583 1335
803-583 1734
803-583 2332
803-583 2796
803-583 3061
803-583 3100
803-583 3165
803-583 3283
803-583 3287
803-583 3919
803-583 4214
803-583 4592
803-583 4697
803-583 4725
803-583 5205
803-583 5576
803-583 5881
803-583 5973
803-583 6190
803-583 6416
803-583 6552
803-583 7121
803-583 7324
803-583 7372
803-583 7461
803-583 7565
803-583 8053
803-583 8475
803-583 8619
803-583 8718
803-583 9142
803-583 9187
803-583 9488
803-583 9526

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Telecommunication Guide for Exchange 803-583

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

  • NPA (Numbering Plan Area): 803 identifies the geographic region within South Carolina.
  • NXX (Central Office Exchange): 583 identifies the local telephone exchange or switching office serving Columbia, South Carolina.
  • 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 (803) 583-XXXX
Mobile / Wireless Devices Dial with international plus symbol +1 803 583 XXXX
International Callers Local exit code + 1 + Number 00 1 803 583 XXXX

Frequently Asked Questions

The registered service provider for this exchange is Time Warner Cble Info Svc (sc) DBA Time Warner Cbl. 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: South Carolina
  • City / Area: Columbia
  • Area Code: 803
  • Prefix (NXX): 583
  • Carrier: Time Warner Cble Info Svc (sc) DBA Time Warner Cbl
  • Type: Landline
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Area Code 803

Explore other central office exchanges and municipalities covered by area code 803.

View All 803 Prefixes