Home / Area 443 / Prefix 640
Prefix Lookup

(443) 640 Phone Number Lookup

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

251number listings
0caller reports
14lookup 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 251 listings for this prefix.

New listing Landline

(443) 640-2694

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2714

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2734

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2754

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2774

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2794

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2814

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2834

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2854

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2874

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2894

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2914

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2934

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2954

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2974

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-2994

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-3014

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing
New listing Landline

(443) 640-3034

Columbia, Maryland

  • Carrier: Us Lec Of Maryland Inc.
  • Exchange: 443-640
  • Report type: Reverse lookup profile
View listing

About this prefix

Area code 443 prefix 640 is organized as a reverse lookup section for Columbia, Maryland. The page combines location metadata, carrier information, line type, number listings, and community activity in one place.

Public URLs use the exchange format 443-640, while each listing still maps back to the correct area code and prefix structure.