610 Phone Number Lookup | Pennsylvania Area Code

Look up any phone number starting with 610 to identify the owner name, address, spam reports, and more. The 610 area code serves the eastern and southeastern regions of Pennsylvania, specifically areas west of Philadelphia.

Look Up a 610 Phone Number

Enter a full 10-digit number to identify the caller and whether it has been reported as spam.

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Where Is Area Code 610 Located?

Area code 610 covers regions to the west of Philadelphia, including much of the Delaware Valley and all of the Lehigh Valley. This includes almost all of Delaware County and most of the Philadelphia Main Line.

Counties Served:

  • Berks County
  • Bucks County
  • Carbon County
  • Chester County
  • Delaware County
  • Lancaster County
  • Lebanon County
  • Lehigh County
  • Monroe County
  • Montgomery County
  • New Castle County, Delaware
  • Northampton County
  • Schuylkill County

Major Cities:

Other Cities and Towns:

  • Catasauqua
  • Chadds Ford
  • Chester
  • Christiana
  • Downingtown
  • Easton
  • Emmaus
  • Exton
  • Folsom
  • Gap
  • Hamburg
  • Havertown
  • Kennett Square
  • Kutztown
  • Lansdowne
  • Lehighton
  • Macungie
  • Malvern
  • Media
  • Newtown Square
  • North Catasauqua
  • Northampton
  • Oxford
  • Palmerton
  • Paoli
  • Pottstown
  • Shillington
  • Sinking Spring
  • Upper Darby
  • West Chester
  • Whitehall Township
  • Willistown
  • Wind Gap
  • Wyomissing

Overlay System

Area codes 610, 484 , and 835 are overlay area codes, meaning they serve the same geographic region. Area code 610 was assigned in 1994. Area code 484 was introduced in 1999, and area code 835 was introduced in 2022. Ten-digit dialing is mandatory in this region.

Area Code 610 Location Map

Area Code 610 Location on Pennsylvania Map

Area code 610 is a general purpose code which was placed in service on January 8, 1994.

Phone Number Prefixes and Carriers

Our reverse phone lookup for Pennsylvania analyzes the three-digit 610 area code to identify the initially assigned telecommunications company and rate center. This prefix code data may help to determine the U.S. carrier, Pennsylvania geographic region, and local calling area associated with the phone number.

Phone numbers follow the following structure under the North American Numbering Plan:

  • NPA- area code (where the number was originally assigned)
  • NXX - Central office code that locates the specific neighborhood and identifies the service provider
  • XXXX - Subscriber number identifies the individual phone line within that local exchange

Understanding the area code can help you determine if a call is local to your area. However, keep in mind that due to mobile number portability and VoIP services, the caller may be anywhere in the United States, so it’s best to search for the most recent phone number details.

Prefixes by Company

Company Number of Prefixes
VERIZON PENNSYLVANIA, INC. 310
NEW CINGULAR WIRELESS PCS, LLC - DC 52
CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 41
MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 29
SPRINT SPECTRUM, L.P. 29
LEVEL 3 COMMUNICATIONS, LLC - PA 26
TELEPORT COMMUNICATIONS AMERICA, LLC - PA 24
XO COMMUNICATIONS SERVICES, INC. - PA 24
WINDSTREAM CONESTOGA, INC. 14
SERVICE ELECTRIC TELEPHONE COMPANY, LLC 11
AT&T - LOCAL 10
ATX TELECOMMUNICATIONS SERVICES, LTD. - PA 9
COMMONWEALTH TELEPHONE COMPANY LLC 9
RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 9
OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 8
CORE COMMUNICATIONS, INC. - PA 7
PALMERTON TEL. CO. 4
VERIZON NORTH, INC. - PA (CONTEL) 4
VERIZON NORTH, INC. - PA 3
VERIZON NORTH, INC. - PA (QUAKER ST) 3
CAVALIER TELEPHONE LLC (MID-ATLANTIC) - PA 2
CAVALIER TELEPHONE MID-ATLANTIC, LLC - PA 2
CTSI, INC. - PA 2
IRONTON TEL. CO. 2
METROPCS, INC. 2
NETCARRIER TELECOM, INC. - PA 2
USA MOBILITY WIRELESS, INC. 2
WINDSTREAM D & E SYSTEMS, INC. - PA 2
CHOICE ONE COMMUNICATIONS, INC. - PA 1
D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 1
GLOBAL CROSSING LOCAL SERVICES, INC. - PA 1
LIMITLESS MOBILE, LLC 1
MCIMETRO ACCESS TRANSMISSION SERVICES LLC 1
ONVOY, LLC - PA 1
PAETEC COMMUNICATIONS, INC. - PA 1
US LEC OF PENNSYLVANIA, INC. 1

Carrier names have been updated from their original FCC assignments to reflect current companies following mergers, acquisitions, and rebranding. Updates were determined using AI-assisted research and may not be accurate or reflect up to date changes. This data is provided without warranties of accuracy or completeness.

Prefixes by Rate Center

Rate Center Number of Prefixes
PHPHSBZN30 82
ALLENTOWN 57
READING 54
PHPHSBZN28 36
BETHLEHEM 31
PHPHSBZN26 23
PHPHSBZN23 21
PHPHSBZN31 20
W CHESTER 18
PHPHSBZN10 16
PHPHSBZN14 16
PHPHSBZN11 15
PHPHSBZN17 14
EASTON 13
PHPHSBZN22 13
PHPHSBZN24 13
POTTSTOWN 12
PHPHSBZN12 9
PHPHSBZN13 9
PHPHSBZN21 9
EXTON 8
PHPHSBZN25 8
PHOENIXVL 7
PHPHSBZN29 7
CATASAUQUA 6
CENTER PT 6
COATESVL 6
COLLEGEVL 6
EMMAUS 6
AVONDALE 5
BIRDSBORO 5
KENNETT SQ 5
LEHIGHTON 4
NAZARETH 4
NORTHAMPTN 4
ROYERSFORD 4
BOYERTOWN 3
DOWNINGTN 3
EAGLE 3
HELLERTOWN 3
MORGANTOWN 3
PALMERTON 3
WEST GROVE 3
BANGOR 2
CHESTERSPG 2
COOPERSBG 2
IRONTON 2
KUNKLETOWN 2
LEESPORT 2
OXFORD 2
PEN ARGYL 2
SASSAMNSVL 2
SLATINGTON 2
UHLERSTOWN 2
ATGLEN 1
BALLY 1
BATH 1
BERNVILLE 1
BOWMANSTN 1
DOUGLASSVL 1
FERNDALE 1
FLEETWOOD 1
GLENMOORE 1
GREENHILLS 1
HAMBURG 1
HONEYBROOK 1
KEMBLESVL 1
KEMPTON 1
KRESGEVL 1
KUTZTOWN 1
LANDENBERG 1
LENAPE 1
MENDENHALL 1
MORTONVL 1
NEWSMITHVL 1
NEWTRIPOLI 1
OLEY 1
PARKESBURG 1
PUGHTOWN 1
RIEGELSVL 1
ROBESONIA 1
SCHWENKSVL 1
SPRINGTOWN 1
TOPTON 1
UNIONVILLE 1
UPBLCKEDDY 1
WESTTOWN 1
WOMELSDORF 1
YELLOW HS 1

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