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Area Code 248: Comprehensive Guide to Technical and Regulatory Details

Info: Area code 248 is part of the North American Numbering Plan (NANP) and primarily serves Oakland County, Michigan, including parts of Livonia and Northville in Wayne County.

Technical Specifications

  • NPA Code: 248
  • Type: Overlay
  • Implementation Date: 1997
  • State: Michigan

Geographic Coverage

Area code 248 covers Oakland County, Michigan, with extensions into parts of Livonia and Northville in Wayne County. The area is located at approximately 42.6°N latitude and 83.3°W longitude.

Major Cities

  • West Bloomfield Township, MI: 42.56891, -83.38356
  • Farmington Hills, MI: 42.48531, -83.37716
  • Ferndale, MI: 42.46059, -83.13465
  • Madison Heights, MI: 42.48587, -83.1052
  • Novi, MI: 42.48059, -83.47549
  • Oak Park, MI: 42.45948, -83.18271
  • Pontiac, MI: 42.63892, -83.29105
  • Rochester Hills, MI: 42.65837, -83.14993
  • Royal Oak, MI: 42.48948, -83.14465
  • Southfield, MI: 42.47337, -83.22187
  • Troy, MI: 42.60559, -83.14993
  • Waterford, MI: 42.69303, -83.41181

Numbering and Utilization

  • Total Numbers Available: [Number]
  • Utilization Rate: [Percentage]
  • Exhaust Projection: [Date]

Telecommunications Infrastructure

Major Carriers

  • AT&T: [Market Share Percentage]
  • Verizon: [Market Share Percentage]
  • T-Mobile: [Market Share Percentage]
  • Sprint: [Market Share Percentage]

Available Services

  • Landline
  • Wireless
  • VoIP

Regulatory Overview

  • Regulatory Body: North American Numbering Plan Administration (NANPA)
  • Dialing Requirements: Ten-digit dialing
  • NANPA Regulations: Area code 248 was established in 1997 from area code 810. In 2000, area code 947 was introduced as a relief code, and by 2002, ten-digit dialing became mandatory.

Historical Milestones

  • 1997: Area code 248 was created from area code 810.
  • 2000: Introduction of area code 947 as a relief code.
  • 2001: Approval of an all-services overlay plan.
  • 2002: Implementation of mandatory ten-digit dialing.

Conclusion

Area code 248 is a vital component of the telecommunications framework in Oakland County, Michigan, and parts of Wayne County. Established in 1997, it has adapted to regulatory changes, including the introduction of an overlay code and the shift to ten-digit dialing. The area code supports a wide range of services and is governed by the North American Numbering Plan Administration (NANPA).