Best Cold Case Investigation Newsletters in 2026

NewsletterFIT tracks 4 newsletters that cover Cold case investigation as a primary topic, 2 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are AVoiceForInnocenceLost's Substack (2K).

Updated Nov 13, 2026 · sorted by publicly shown subscribers · methodology

  1. 1

    SubstackSeveral times a week · last post 7 days ago

    Auditing historical cold cases through primary court filings, police dockets, and physical evidence. No speculation—just the record.

    Likely audience: history readers

  2. 2

    SubstackMonthly or less · last post 29 days ago

    APB Cold Case is a true crime audio podcast featuring unsolved missing persons and murder cases from across the country that takes you inside the investigation.

    Likely audience: law enforcement professionals

  3. 3

    Substacklast post Aug 9, 2023

    From recent posts: A public notice announces free Kindle e-book downloads of A. James Kolar's book Foreign Faction - Who Really Kidnapped JonBenét? from August 6-8 in honor of JonBenét's birthday, framed as continuing the fight for truth…

    Likely audience: true crime readers

  4. 4

    Substacklast post Jul 20, 2025

    From recent posts: The author reflects on an unfinished investigation into Merle Ross, a suspect in Carl's disappearance, examining newspaper archives, arrests, a cabin fire, and lost police records while acknowledging their theories are…

    Likely audience: true crime readers

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