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 19–36 of 251 listings for this prefix.

New listing Landline

(443) 640-3054

Columbia, Maryland

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

(443) 640-3074

Columbia, Maryland

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

(443) 640-3094

Columbia, Maryland

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

(443) 640-3114

Columbia, Maryland

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

(443) 640-3134

Columbia, Maryland

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

(443) 640-3154

Columbia, Maryland

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

(443) 640-3174

Columbia, Maryland

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

(443) 640-3194

Columbia, Maryland

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

(443) 640-3214

Columbia, Maryland

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

(443) 640-3234

Columbia, Maryland

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

(443) 640-3254

Columbia, Maryland

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

(443) 640-3274

Columbia, Maryland

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

(443) 640-3294

Columbia, Maryland

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

(443) 640-3314

Columbia, Maryland

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

(443) 640-3334

Columbia, Maryland

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

(443) 640-3354

Columbia, Maryland

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

(443) 640-3374

Columbia, Maryland

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

(443) 640-3394

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.