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North End in Boston in Suffolk County, Massachusetts — The American Northeast (New England)
 

William F. Callahan

1920 — 1945

— Lieutenant of Cavalry U.S.A. —

 
 
Inscription over the William F. Callahan Tunnel image. Click for full size.
Seasider53, via Wikimedia Commons (CC BY 4.0),, December 2025
1. Inscription over the William F. Callahan Tunnel
Inscription. Killed in action in Italy April 14, 1945 while attached to Company F, 8th Mountain Infantry Regiment, 10th Mountain Division
 
Topics. This memorial is listed in these topic lists: Roads & Vehicles • War, World II. A significant historical date for this entry is April 14, 1945.
 
Location. 42° 21.785′ N, 71° 3.2′ W. Memorial is in Boston, Massachusetts, in Suffolk County. It is in North End. It is on McClellan Highway (Massachusetts Route 1A) 0.1 miles north of John F. Fitzgerald Expressway (Interstate 93) when traveling north. The inscription is affixed to the wall above the entry into the William F. Callahan Jr. Tunnel, beneath the tunnel's ventilation building near North Street. Touch for map. Memorial is at or near this postal address: 201 North Street, South Boston MA 02127, United States of America. Touch for directions.

Regionally, this memorial is in Historic Boston. It is also in the American Northeast, in New England, and on the Eastern Seaboard. Globally, it is in the North Atlantic Region, North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once
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one of the original Thirteen Colonies.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Paul Revere House (within shouting distance of this marker); North Square (within shouting distance of this marker); a different marker also named The Paul Revere House (within shouting distance of this marker); Moses Pierce-Hichborn House (within shouting distance of this marker); Here Lived Paul Revere (within shouting distance of this marker); North Square Houses, 1715 (within shouting distance of this marker); Revere Bell (about 300 feet away, measured in a direct line); USS Constitution (about 300 feet away). Touch for a list and map of all markers in Boston.
 
Regarding William F. Callahan. William Callahan Jr. was the son of the chairman of the Massachusetts Turnpike Authority at the time that this tunnel opened in 1961. Lt. Callahan was killed during fighting in Italy's Appenine Mountains, where the 10th Mountain Division engaged with German troops in the final months of the war in Europe. Originally buried in Italy, Lt. Callahan's body was repatriated in 1948 and buried at Holyhood Cemetery
Callahan Tunnel entrance image. Click for full size.
Seasider53, via Wikimedia Commons (CC BY 4.0), December 2025
2. Callahan Tunnel entrance
The inscription is above the roadway as it goes beneath the North End.
in Brookline.
 
Also see . . .  Callahan Tunnel (Wikipedia). (Submitted on November 10, 2026, by Sean P. Flynn of Oak Park, Illinois.)
 
North End neighborhood over the Callahan Tunnel image. Click for full size.
Photographed by Sean P. Flynn, November 6, 2026
3. North End neighborhood over the Callahan Tunnel
 
 
Credits. This page was last revised on November 10, 2026. It was originally submitted on November 10, 2026, by Sean P. Flynn of Oak Park, Illinois. This page has been viewed 4 times since then. Photos:   1, 2, 3. submitted on November 10, 2026, by Sean P. Flynn of Oak Park, Illinois.
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Nov. 10, 2026