Home / Area 423 / Prefix 520
Prefix Lookup

(423) 520 Phone Number Lookup

Research phone numbers under this exchange in Knoxville, Tennessee. Review carrier details, activity signals, and community caller feedback.

254number listings
0caller reports
15lookup pages

Phone Numbers in This Prefix

Browse numbers in this exchange and open any listing to view caller details, spam signals, and community feedback. Showing 1–18 of 254 listings for this prefix.

New listing Landline

(423) 520-3684

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3704

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3724

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3744

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3764

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3784

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3804

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3824

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3844

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3864

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3884

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3904

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3924

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3944

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3964

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-3984

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-4004

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing
New listing Landline

(423) 520-4024

Knoxville, Tennessee

  • Carrier: Us Lec Of Tennessee Inc
  • Exchange: 423-520
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 423 prefix 520 is organized as a reverse lookup section for Knoxville, Tennessee. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 423-520, while each listing still maps back to the correct area code and prefix structure.