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Area Code 419
Telephone Central Office Building Pictures

The following are representative examples of telephone central office buildings in Area Code 419 (with overlay Area Code 567) (Northwestern Ohio).

Click on the pictures below for a larger version.


Antwerp

"Main"

Listing Updated:
November 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
ATWPOHXARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(419) 258

Notes:
Source: Joe M.

 

Arcadia

Listing Updated:
March 2025

Operating Company:
TDS/Arcadia Telephone Company

CLLI:
ARCDOHXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(419) 894

Notes:
Source: GSV

 

Arlington

Listing Updated:
March 2025

Operating Company:
Frontier/Verizon/GTE

CLLI:
ARTNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 365

Notes:
Source: GSV

 

Ashland

Listing Updated:
July 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
ASLDOHXBDS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 207, 281-2, 289

Notes:
Source: GSV

 

Bascom

Listing Updated:
August 2024

Operating Company:
Bascom Mutual Telephone Company

CLLI:
BSCMOHXADS0

Switch Type:
Mitel GX5000

Prefixes Served:
(419) 937, 939

Notes:
Source: GSV

 

Bowling Green

Listing Updated:
July 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
BWLGOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 352-4, 373

Notes:
Source: GSV

 

Bryan

Listing Updated:
September 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
BRYNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 630, 633, 636

Notes:
Source: GSV

 

Bucyrus

Listing Updated:
May 2024

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
BCYROHXARP0

Switch Type:
Remote Packet Switch (unknown type)

Prefixes Served:
(419) 562-3

Notes:
Source: GSV

 

Celina

"Main"

Listing Updated:
August 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
CELNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 584, 586

Notes:
Source: GSV

 

Clyde

Listing Updated:
June 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
CLYDOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 547

Notes:
Source: GSV

 

Curtice-Oregon

Listing Updated:
August 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
CRTCOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 836

Notes:
Source: GSV

 

Cygnet
 

Listing Updated:
June 2014

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
CYGTOHXARP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(419) 655

Notes:
 

 

Defiance

Listing Updated:
May 2025

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
DFNCOHXARP0

Switch Type:
Remote Packet Switch (unknown type)

Prefixes Served:
(419) 782-5

Notes:
Source: GSV

 

Edgerton

Listing Updated:
November 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
EGTNOHXARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(419) 298

Notes:
Source: Joe M.

 

Edon

Listing Updated:
November 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
EDONOHXARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(419) 272

Notes:
Source: Joe M.

 

Findlay

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
FNDYOH42DS1

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(419) 420-5, 427, 429, 434, 672

Notes:
Source: GSV

 

Fostoria

Listing Updated:
June 2024

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
FSTAOH4343C

Switch Type:
Ribbon/Genband/Nortel DMS-100
 

Prefixes Served:
(419) 435-6

Notes:
Source: GSV

 

Fremont

Listing Updated:
May 2024

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
FRMTOH3333E

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(419) 332-4, 355

Notes:
Source: GSV

 

Galion

Listing Updated:
August 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
GLINOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 462, 468

Notes:
Source: GSV

 

Hicksville

Listing Updated:
November 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
HCVLOHXARS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(419) 542, 881

Notes:
Source: Joe M.

 

Holland

Listing Updated:
July 2023

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
HLLDOH1186C

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 861, 865-8

Notes:
Source: GSV

 

Kalida

Listing Updated:
April 2025

Operating Company:
Kalida Telephone Company

CLLI:
KALDOHXA53A

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(419) 532

Notes:
Source: GSV

 

Kenton

Listing Updated:
November 2021

Operating Company:
Windstream/Alltel

CLLI:
KNTNOHXADS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 673-5

Notes:
Source: GSV

 

Lima

"XA"

Listing Updated:
July 2020

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
LIMAOHXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(419) 221-9, 331, 991, 993, 995-6, 998-9

Notes:
Source: GSV

 

Mansfield

"Main"

Listing Updated:
July 2020

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
MNFDOHXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(419) 520-2, 524-7, 755

Notes:
Source: GSV

 

Mansfield

"Stewart"

Listing Updated:
July 2020

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
MNFDOHXBRS1

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(419) 589

Notes:
Source: GSV

 

Mansfield

"Trimble"

Listing Updated:
July 2020

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
MNFDOHXCRP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(419) 747

Notes:
Source: GSV

 

Mansfield

"Woodland"

Listing Updated:
July 2020

Operating Company:
Brightspeed/Centurylink/Embarq/Sprint/United Telephone

CLLI:
WLDROHXARP0

Switch Type:
Remote Packet (unknown type)

Prefixes Served:
(419) 756, 774-5

Notes:
Source: GSV

 

Maumee

Listing Updated:
October 2024

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
MAUMOH1189C

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 482, 887, 891, 893, 897

Notes:
Source: GSV

 

McClure

Listing Updated:
June 2024

Operating Company:
M2X Communications/McClure Telephone Company

CLLI:
MCCROHXADS0

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(419) 748

Notes:
Source: GSV

 

McComb

Listing Updated:
June 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
MCCMOHXBDS2

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 293

Notes:
Source: GSV

 

Milan

Listing Updated:
May 2025

Operating Company:
Frontier/Verizon/GTE

CLLI:
MILNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 499

Notes:
Source: GSV

 

Mount Gilead

Listing Updated:
September 2023

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
MTGLOHXADSA

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(419) 946-7, 949

Notes:
Source: GSV

 

Napolean

Listing Updated:
July 2024

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
NPLNOHXAPS0

Switch Type:
Packet End Office (unknown type)

Prefixes Served:
(419) 591, 592, 599

Notes:
Source: GSV

 

New Bavaria

Listing Updated:
June 2025

Operating Company:
Benton Ridge Telephone Company

CLLI:
NWBVOHXADS0

Switch Type:
Mitel GX5000

Prefixes Served:
(419) 653

Notes:
Source: GSV

 

New Knoxville

Photo 2

Listing Updated:
November 2024

Operating Company:
New Knoxville Telephone Company

CLLI:
NWKNOHXA75A

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(419) 753

Notes:
Source: GSV

 

Norwalk

"Main"

Listing Updated:
May 2025

Operating Company:
Frontier/Verizon/GTE

CLLI:
NRWLOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 660, 663, 668, 921

Notes:
Source: GSV

 

Norwalk

"North Fairfield"

Listing Updated:
July 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
NFFDOHXBRS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Remote

Prefixes Served:
(419) 744

Notes:
Source: GSV

 

Ottawa

Listing Updated:
March 2025

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
OTWAOHXARS1

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(419) 523

Notes:
Source: GSV

 

Paulding

Photo 2

Listing Updated:
April 2024

Operating Company:
Windstream/Alltel

CLLI:
PLNGOHXARP0

Switch Type:
Remote Packet Switch (unknown type)

Prefixes Served:
(419) 399, 670

Notes:
Source: Joe M.

 

Payne

Photo 2
 

Listing Updated:
July 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
PAYNOHXARS1

Switch Type:
Nokia/Alcatel/Lucent 5ESS Remote

Prefixes Served:
(419) 263

Notes:
Current photo: GSV. Photo 2: July 2009

 

Port Clinton

"Main"

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
PCTNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 732, 734

Notes:
Source: GSV

 

Port Clinton

"West"

Listing Updated:
November 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
PCTNOHXBRS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Remote

Prefixes Served:
(419) 634

Notes:
Source: GSV

 

Port Clinton

"Catawba Island"

Listing Updated:
May 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
CTISOHXARS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX Remote

Prefixes Served:
(419) 797

Notes:
Source: GSV

 

Ridgeville Corners

Listing Updated:
July 2024

Operating Company:
Ridgeville Telephone Company

CLLI:
RGCROHXADS0

Switch Type:
Mitel GX5000

Prefixes Served:
(419) 267

Notes:
Source: GSV

 

St. Mary's

Listing Updated:
July 2020

Operating Company:
Frontier/Verizon/GTE

CLLI:
STMYOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 394

Notes:
Source: GSV

 

Sandusky

Listing Updated:
July 2019

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
SNDSOH6262E

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(419) 609, 621, 624-7

Notes:
Source: GSV

 

Sherwood

Listing Updated:
December 2018

Operating Company:
Sherwood Mutual Telephone Association

CLLI:
SHWDOHXA89A

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(419) 899

Notes:
Source: Telco website

 

Spencerville

Listing Updated:
May 2025

Operating Company:
Frontier/Verizon/GTE

CLLI:
SNVLOHXADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 647

Notes:
Source: GSV

 

Sylvania

"Main"

Listing Updated:
June 2023

Operating Company:
Frontier/Verizon/GTE

CLLI:
SYVNOHXADS0

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 824, 882, 885 (734) 888

Notes:
Also serves North Sylvania, MI. Source: GSV

 

Sylvania

"McCord"

Listing Updated:
October 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
SYVNOHXBDS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 841-3

Notes:
Source: GSV

 

Tiffin

Listing Updated:
August 2024

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TFFNOH4444B

Switch Type:
Ribbon/Genband/Nortel DMS-100

Prefixes Served:
(419) 443, 447-8, 455

Notes:
Source: GSV

 

Toledo

"21"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH2125C

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 213, 240-9, 351-5, 239, 321, 325, 327, 418, 442, 936

Notes:
Source: GSV

 

Toledo

"38"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH38DS1

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 380-3, 385-6, 389

Notes:
Source: GSV

 

Toledo

"40"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH40DS1

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 269, 470, 476, 478

Notes:
Source: GSV

 

Toledo

"47"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH47DS1

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 291-2, 407, 471-5, 479-80, 486

Notes:
Source: GSV

 

Toledo

"53"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH53RS1

Switch Type:
Nokia/Siemens EWSD DLU

Prefixes Served:
(419) 322, 329, 530-1, 534-7, 539, 578

Notes:
Source: GSV

 

Toledo

"72"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
TOLDOH72DS1

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 726-7, 729

Notes:
Source: GSV

 

Toledo

"Oregon"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
ORGNOH69DS1

Switch Type:
Nokia/Siemens EWSD DE5

Prefixes Served:
(419) 691, 693, 696-8
(567) 698

Notes:
Source: GSV

 

Toledo

"Perrysburg"

Listing Updated:
July 2020

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
PRBGOH6666C

Switch Type:
Nokia/Alcatel/Lucent 5ESS

Prefixes Served:
(419) 661, 662, 666

Notes:
Source: GSV

 

Upper Sandusky

Listing Updated:
September 2023

Operating Company:
at&t/SBC/Ameritech/Ohio Bell

CLLI:
UPSNOH2929A

Switch Type:
Ribbon/Genband/Nortel DMS-10

Prefixes Served:
(419) 209, 244

Notes:
Source: GSV

 

Van Wert

Listing Updated:
April 2024

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
VNWROHXARS1

Switch Type:
Ribbon/Genband/Nortel RSS

Prefixes Served:
(419) 232, 238, 623

Notes:
Source: Joe M.

 

Vaughnsville

Listing Updated:
March 2025

Operating Company:
Vaughnsville Telephone Company

CLLI:
VGVLOHXA64A

Switch Type:
Nokia/Siemens/Stromberg-Carlson DCO

Prefixes Served:
(419) 646

Notes:
Source: GSV

 

Wapakoneta

Listing Updated:
October 2024

Operating Company:
Tel Service Company

CLLI:
WPKNOHXADS2

Switch Type:
Tekelec IX7000

Prefixes Served:
(419) 738-9

Notes:
Source: GSV

 

Wauseon

Listing Updated:
July 2024

Operating Company:
Brightspeed/CenturyLink/Embarq/Sprint/United Telephone

CLLI:
WASNOHXARP0

Switch Type:
Remote Packet Switch (unknown type)

Prefixes Served:
(419) 330, 335, 337, 590

Notes:
Source: GSV

 

Willard

Listing Updated:
June 2024

Operating Company:
Frontier/Verizon/GTE

CLLI:
WLRDOHXADS0

Switch Type:
Nokia/Alcatel/Lucent/Automatic Electric GTD-5 EAX

Prefixes Served:
(419) 933, 935, 964

Notes:
Source: GSV

 

Visit other Ohio Area Codes: 216 330 419 440 513 614 740 937

Visit nearby regions: Indiana Kentucky Michigan Pennsylvania West Virginia


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Page last modified September 28, 2025
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