Skip to content
Menu Button
Scan a barcode
Scan
My Lists
Menu Button
Scan a barcode
Scan
Join the 2026 ThriftBooks Reading Challenge!
Set your goal →

Black Sky Ops

Follow to get improved recommendations.
Authors: Livia Grant
The Black Sky Ops book series by Livia Grant includes books Call Sign: Thunder and Call Sign King. See the complete Black Sky Ops series book list in order, box sets or omnibus editions, and companion titles.
2 Books
#1
Call Sign: Thunder - Book #1 of the Black Sky Ops

Call Sign: Thunder

Livia Grant
Out of Stock
#2
Call Sign King - Book #2 of the Black Sky Ops

Call Sign King

Livia Grant
Out of Stock
Trustpilot

Popular Categories

Website

My Account

Partnerships

Quick Help

About Us

ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.

Follow Us

Link to Facebook
Link to Twitter
Link to Pinterest
Link to Tumblr
Link to Instagram
Copyright © 2026 Thriftbooks.com Terms of Use | Privacy Policy | Do Not Sell/Share My Personal Information | Cookie Policy | Cookie Preferences | Accessibility Statement
ThriftBooks® and the ThriftBooks® logo are registered trademarks of Thrift Books Global, LLC
GoDaddy Verified and Secured